A viewset for viewing and editing Couriers.

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{
    "count": 410,
    "next": "https://seshat-db.com/api/sc/couriers/?format=api&page=6",
    "previous": "https://seshat-db.com/api/sc/couriers/?format=api&page=4",
    "results": [
        {
            "id": 202,
            "polity": {
                "id": 104,
                "name": "lb_phoenician_emp",
                "long_name": "Phoenician Empire",
                "start_year": -1200,
                "end_year": -332
            },
            "year_from": null,
            "year_to": null,
            "tag": "TRS",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": " Some existing seals refer to a courier, but whether these were full-time professionals is unclear."
        },
        {
            "id": 203,
            "polity": {
                "id": 432,
                "name": "ma_saadi_sultanate",
                "long_name": "Saadi Sultanate",
                "start_year": 1554,
                "end_year": 1659
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": null
        },
        {
            "id": 204,
            "polity": {
                "id": 434,
                "name": "ml_bamana_k",
                "long_name": "Bamana kingdom",
                "start_year": 1712,
                "end_year": 1861
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": null
        },
        {
            "id": 205,
            "polity": {
                "id": 427,
                "name": "ml_jenne_jeno_1",
                "long_name": "Jenne-jeno I",
                "start_year": -250,
                "end_year": 49
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": null
        },
        {
            "id": 206,
            "polity": {
                "id": 428,
                "name": "ml_jenne_jeno_2",
                "long_name": "Jenne-jeno II",
                "start_year": 50,
                "end_year": 399
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": null
        },
        {
            "id": 207,
            "polity": {
                "id": 430,
                "name": "ml_jenne_jeno_3",
                "long_name": "Jenne-jeno III",
                "start_year": 400,
                "end_year": 899
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": " Level of urbanism and economic development (e.g. market and port) might suggest a messenger would have been necessary."
        },
        {
            "id": 208,
            "polity": {
                "id": 431,
                "name": "ml_jenne_jeno_4",
                "long_name": "Jenne-jeno IV",
                "start_year": 900,
                "end_year": 1300
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": " Level of urbanism and economic development (e.g. market and port) might suggest a messenger would have been necessary."
        },
        {
            "id": 209,
            "polity": {
                "id": 229,
                "name": "ml_mali_emp",
                "long_name": "Mali Empire",
                "start_year": 1230,
                "end_year": 1410
            },
            "year_from": null,
            "year_to": null,
            "tag": "TRS",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "present",
            "comment": null,
            "description": " Daily horseback couriers to provinces §REF§(Niane 1984, 160)§REF§"
        },
        {
            "id": 210,
            "polity": {
                "id": 242,
                "name": "ml_songhai_2",
                "long_name": "Songhai Empire - Askiya Dynasty",
                "start_year": 1493,
                "end_year": 1591
            },
            "year_from": null,
            "year_to": null,
            "tag": "TRS",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "present",
            "comment": null,
            "description": " An important courier service connected the court to various cities and towns, guaranteeing the transmission of the Askia's orders. \"Un important service de courrier relie la cour aux différentes villes et chef-lieux assurant la transmission des ordres de l'Askia.\" §REF§(Niane 1975, 106)§REF§ Letter writing was common.§REF§(Diop 1987, 114) Diop, Cheikh Anta. Salemson, Harold trans. 1987. Precolonial Black Africa. Lawrence Hill Books. Chicago.§REF§"
        },
        {
            "id": 211,
            "polity": {
                "id": 283,
                "name": "mn_turk_khaganate_1",
                "long_name": "Eastern Turk Khaganate",
                "start_year": 583,
                "end_year": 630
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": null
        },
        {
            "id": 212,
            "polity": {
                "id": 288,
                "name": "mn_khitan_1",
                "long_name": "Khitan I",
                "start_year": 907,
                "end_year": 1125
            },
            "year_from": null,
            "year_to": null,
            "tag": "TRS",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "present",
            "comment": null,
            "description": " \"Eventually the capital covered an area of 27 It: It was built on a standard Chinese plan with walls, gates, a street grid, palaces, ministry buildings, temples, courier stations, and so forth. It was in fact a dual city, for to the south was a separate Chinese city, with dense housing and markets. It also had a special quarter for the Uighur merchants, who played a major part in the trade of the north, and lodgings for envoys from foreign nations.\" §REF§(Twitchett, D.C. and K. Tietze. 1994. The Liao. In Franke, H. and D.C. Twitchett (eds) The Cambridge History of China Volume 6: Alien Regimes and Border States, 907-1368 pp. 43-153. Cambridge: Cambridge University Press. P. 63)§REF§"
        },
        {
            "id": 213,
            "polity": {
                "id": 267,
                "name": "mn_mongol_emp",
                "long_name": "Mongol Empire",
                "start_year": 1206,
                "end_year": 1270
            },
            "year_from": null,
            "year_to": null,
            "tag": "TRS",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "present",
            "comment": null,
            "description": " Mongols required non-fighting people to perform labour duties, including service in postal relays. §REF§Findley, Carter V., The Turks in World History (New York: Oxford University Press, 2005),p.83.§REF§"
        },
        {
            "id": 214,
            "polity": {
                "id": 442,
                "name": "mn_mongol_early",
                "long_name": "Early Mongols",
                "start_year": 1000,
                "end_year": 1206
            },
            "year_from": null,
            "year_to": null,
            "tag": "TRS",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": " Full-time professional couriers."
        },
        {
            "id": 215,
            "polity": {
                "id": 443,
                "name": "mn_mongol_late",
                "long_name": "Late Mongols",
                "start_year": 1368,
                "end_year": 1690
            },
            "year_from": null,
            "year_to": null,
            "tag": "IFR",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": "present in Mongol Empire and Yuan Dynasty, but:\r\n\r\n\"With the collapse of the Mongol Empire by the mid-fourteenth century, the jam [postroad] system also broke down in China, Central Asia, the Middle East, and Russia.\"§REF§(Shim 2022, no page number) Shim, H. 2022. The Jam System: The Mongol Institution for Communication and Transportation. In May and Hope (eds) The Mongol World. Routledge. Seshat URL: https://www.zotero.org/groups/1051264/seshat_databank/items/K2ZP2CKP/library§REF§"
        },
        {
            "id": 216,
            "polity": {
                "id": 278,
                "name": "mn_rouran_khaganate",
                "long_name": "Rouran Khaganate",
                "start_year": 300,
                "end_year": 555
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": " c500 CE and after: \"It may be assumed that by then some of the Juan-juan already lived a settled life and practised agriculture. The original sources repeatedly mention that their khagans obtained ‘seed millet’ from China (some 10,000 shi each time). This shows that the Juan-juan society and state had gradually developed from nomadic herding to a settled agricultural way of life, from yurts to the building of houses and monumental architecture, from the nomadic district to towns. They had invented their own system of writing and developed their own local culture and Buddhist learning flourished.\" §REF§(Kyzlasov 1996, 317)§REF§"
        },
        {
            "id": 217,
            "polity": {
                "id": 440,
                "name": "mn_turk_khaganate_2",
                "long_name": "Second Turk Khaganate",
                "start_year": 682,
                "end_year": 744
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": null
        },
        {
            "id": 218,
            "polity": {
                "id": 286,
                "name": "mn_uygur_khaganate",
                "long_name": "Uigur Khaganate",
                "start_year": 745,
                "end_year": 840
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": null
        },
        {
            "id": 219,
            "polity": {
                "id": 438,
                "name": "mn_xianbei",
                "long_name": "Xianbei Confederation",
                "start_year": 100,
                "end_year": 250
            },
            "year_from": null,
            "year_to": null,
            "tag": "IFR",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": " Probably absent, only mentioned for the Mongolian Empire."
        },
        {
            "id": 220,
            "polity": {
                "id": 437,
                "name": "mn_hunnu_early",
                "long_name": "Early Xiongnu",
                "start_year": -1400,
                "end_year": -300
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": null
        },
        {
            "id": 221,
            "polity": {
                "id": 274,
                "name": "mn_hunnu_late",
                "long_name": "Late Xiongnu",
                "start_year": -60,
                "end_year": 100
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": null
        },
        {
            "id": 222,
            "polity": {
                "id": 272,
                "name": "mn_hunnu_emp",
                "long_name": "Xiongnu Imperial Confederation",
                "start_year": -209,
                "end_year": -60
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": null
        },
        {
            "id": 223,
            "polity": {
                "id": 444,
                "name": "mn_zungharian_emp",
                "long_name": "Zungharian Empire",
                "start_year": 1670,
                "end_year": 1757
            },
            "year_from": null,
            "year_to": null,
            "tag": "IFR",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "present",
            "comment": null,
            "description": " Government messengers are mentioned. To what extent where they full-time? \"Government was maintained almost entirely by in-kind contributions. The commoners were required to give food, mounts, and other necessary supplies to government messengers and “feed” their own nobles, tabunangs, and the high officials.\" §REF§(Atwood 2004, 421-422)§REF§"
        },
        {
            "id": 224,
            "polity": {
                "id": 224,
                "name": "mr_wagadu_3",
                "long_name": "Later Wagadu Empire",
                "start_year": 1078,
                "end_year": 1203
            },
            "year_from": null,
            "year_to": null,
            "tag": "IFR",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "present",
            "comment": null,
            "description": " According to al-Bakri, the king of Ghana could \"employ large numbers of messengers and other servants.\"§REF§(Davidson 1998, 27) Davidson, Basil. 1998. West Africa Before the Colonial Era. Routledge. London.§REF§"
        },
        {
            "id": 225,
            "polity": {
                "id": 216,
                "name": "mr_wagadu_2",
                "long_name": "Middle Wagadu Empire",
                "start_year": 700,
                "end_year": 1077
            },
            "year_from": null,
            "year_to": null,
            "tag": "IFR",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "present",
            "comment": null,
            "description": " According to al-Bakri, the king of Ghana could \"employ large numbers of messengers and other servants.\"§REF§(Davidson 1998, 27) Davidson, Basil. 1998. West Africa Before the Colonial Era. Routledge. London.§REF§"
        },
        {
            "id": 226,
            "polity": {
                "id": 525,
                "name": "mx_monte_alban_1_early",
                "long_name": "Early Monte Alban I",
                "start_year": -500,
                "end_year": -300
            },
            "year_from": null,
            "year_to": null,
            "tag": "TRS",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": " Sources do not suggest there is evidence for a postal system during this period. §REF§Marcus and Flannery (1996) Zapotec Civilization: How urban society evolved in Mexico’s Oaxaca Valley. Flannery and Marcus (1983) The Cloud People: divergent evolution of the Zapotec and Mixtec civilizations. Museum of Anthropology, University of Michigan, Ann Arbor. Academic Press, New York.§REF§"
        },
        {
            "id": 227,
            "polity": {
                "id": 526,
                "name": "mx_monte_alban_1_late",
                "long_name": "Monte Alban Late I",
                "start_year": -300,
                "end_year": -100
            },
            "year_from": null,
            "year_to": null,
            "tag": "TRS",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": " Sources do not suggest there is evidence for a postal system during this period. §REF§Marcus and Flannery (1996) Zapotec Civilization: How urban society evolved in Mexico’s Oaxaca Valley. Flannery and Marcus (1983) The Cloud People: divergent evolution of the Zapotec and Mixtec civilizations. Museum of Anthropology, University of Michigan, Ann Arbor. Academic Press, New York.§REF§"
        },
        {
            "id": 228,
            "polity": {
                "id": 527,
                "name": "mx_monte_alban_2",
                "long_name": "Monte Alban II",
                "start_year": -100,
                "end_year": 200
            },
            "year_from": null,
            "year_to": null,
            "tag": "TRS",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": " Sources do not suggest there is evidence for a postal system during this period. §REF§Marcus and Flannery (1996) Zapotec Civilization: How urban society evolved in Mexico’s Oaxaca Valley. Flannery and Marcus (1983) The Cloud People: divergent evolution of the Zapotec and Mixtec civilizations. Museum of Anthropology, University of Michigan, Ann Arbor. Academic Press, New York.§REF§"
        },
        {
            "id": 229,
            "polity": {
                "id": 528,
                "name": "mx_monte_alban_3_a",
                "long_name": "Monte Alban III",
                "start_year": 200,
                "end_year": 500
            },
            "year_from": null,
            "year_to": null,
            "tag": "TRS",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": " Sources do not suggest there is evidence for a postal system during this period. §REF§Marcus and Flannery (1996) Zapotec Civilization: How urban society evolved in Mexico’s Oaxaca Valley. Flannery and Marcus (1983) The Cloud People: divergent evolution of the Zapotec and Mixtec civilizations. Museum of Anthropology, University of Michigan, Ann Arbor. Academic Press, New York.§REF§"
        },
        {
            "id": 230,
            "polity": {
                "id": 529,
                "name": "mx_monte_alban_3_b_4",
                "long_name": "Monte Alban IIIB and IV",
                "start_year": 500,
                "end_year": 900
            },
            "year_from": null,
            "year_to": null,
            "tag": "TRS",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": " Sources do not suggest there is evidence for a postal system during this period. §REF§Marcus and Flannery (1996) Zapotec Civilization: How urban society evolved in Mexico’s Oaxaca Valley. Flannery and Marcus (1983) The Cloud People: divergent evolution of the Zapotec and Mixtec civilizations. Museum of Anthropology, University of Michigan, Ann Arbor. Academic Press, New York.§REF§"
        },
        {
            "id": 231,
            "polity": {
                "id": 8,
                "name": "mx_basin_of_mexico_3",
                "long_name": "Early Formative Basin of Mexico",
                "start_year": -1200,
                "end_year": -801
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": " Present during the Late Posclassic,§REF§Hassig, Ross. (1985) <i>Trade, tribute, and transportation: The sixteenth-century political economy of the Valley of Mexico.</i> Norman: University of Oklahoma Press, pg.56-66.§REF§ but not evident in archaeological record."
        },
        {
            "id": 232,
            "polity": {
                "id": 9,
                "name": "mx_basin_of_mexico_4",
                "long_name": "Middle Formative Basin of Mexico",
                "start_year": -800,
                "end_year": -401
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": " Present during the Late Posclassic,§REF§Hassig, Ross. (1985) <i>Trade, tribute, and transportation: The sixteenth-century political economy of the Valley of Mexico.</i> Norman: University of Oklahoma Press, pg.56-66.§REF§ but not evident in archaeological record."
        },
        {
            "id": 233,
            "polity": {
                "id": 524,
                "name": "mx_rosario",
                "long_name": "Oaxaca - Rosario",
                "start_year": -700,
                "end_year": -500
            },
            "year_from": null,
            "year_to": null,
            "tag": "IFR",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": " Sources do not suggest there is evidence for a postal system during this period. §REF§Marcus and Flannery (1996) Zapotec Civilization: How urban society evolved in Mexico’s Oaxaca Valley. Flannery and Marcus (1983) The Cloud People: divergent evolution of the Zapotec and Mixtec civilizations. Museum of Anthropology, University of Michigan, Ann Arbor. Academic Press, New York.§REF§"
        },
        {
            "id": 234,
            "polity": {
                "id": 523,
                "name": "mx_san_jose",
                "long_name": "Oaxaca - San Jose",
                "start_year": -1150,
                "end_year": -700
            },
            "year_from": null,
            "year_to": null,
            "tag": "IFR",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": " Sources do not suggest there is evidence for a postal system during this period.§REF§Marcus and Flannery (1996) Zapotec Civilization: How urban society evolved in Mexico’s Oaxaca Valley. Flannery and Marcus (1983) The Cloud People: divergent evolution of the Zapotec and Mixtec civilizations. Museum of Anthropology, University of Michigan, Ann Arbor. Academic Press, New York.§REF§"
        },
        {
            "id": 235,
            "polity": {
                "id": 522,
                "name": "mx_tierras_largas",
                "long_name": "Oaxaca - Tierras Largas",
                "start_year": -1400,
                "end_year": -1150
            },
            "year_from": null,
            "year_to": null,
            "tag": "IFR",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": " Sources do not suggest there is evidence for a postal system during this period.§REF§Marcus and Flannery (1996) Zapotec Civilization: How urban society evolved in Mexico’s Oaxaca Valley. Flannery and Marcus (1983) The Cloud People: divergent evolution of the Zapotec and Mixtec civilizations. Museum of Anthropology, University of Michigan, Ann Arbor. Academic Press, New York.§REF§"
        },
        {
            "id": 236,
            "polity": {
                "id": 116,
                "name": "no_norway_k_2",
                "long_name": "Kingdom of Norway II",
                "start_year": 1262,
                "end_year": 1396
            },
            "year_from": null,
            "year_to": null,
            "tag": "TRS",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": " We have found no evidence of full-time couriers."
        },
        {
            "id": 237,
            "polity": {
                "id": 78,
                "name": "pe_cuzco_2",
                "long_name": "Cuzco - Early Intermediate I",
                "start_year": 200,
                "end_year": 499
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": null
        },
        {
            "id": 238,
            "polity": {
                "id": 79,
                "name": "pe_cuzco_3",
                "long_name": "Cuzco - Early Intermediate II",
                "start_year": 500,
                "end_year": 649
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": null
        },
        {
            "id": 239,
            "polity": {
                "id": 81,
                "name": "pe_cuzco_5",
                "long_name": "Cuzco - Late Intermediate I",
                "start_year": 1000,
                "end_year": 1250
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": null
        },
        {
            "id": 240,
            "polity": {
                "id": 82,
                "name": "pe_cuzco_6",
                "long_name": "Cuzco - Late Intermediate II",
                "start_year": 1250,
                "end_year": 1400
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": null
        },
        {
            "id": 241,
            "polity": {
                "id": 77,
                "name": "pe_cuzco_1",
                "long_name": "Cuzco - Late Formative",
                "start_year": -500,
                "end_year": 200
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": null
        },
        {
            "id": 242,
            "polity": {
                "id": 83,
                "name": "pe_inca_emp",
                "long_name": "Inca Empire",
                "start_year": 1375,
                "end_year": 1532
            },
            "year_from": null,
            "year_to": null,
            "tag": "TRS",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "present",
            "comment": null,
            "description": " Messengers. §REF§(Bauer 2004, 22)§REF§"
        },
        {
            "id": 243,
            "polity": {
                "id": 80,
                "name": "pe_wari_emp",
                "long_name": "Wari Empire",
                "start_year": 650,
                "end_year": 999
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": " There are no written documents about the Wari, and it is unknown whether they had full-time messengers."
        },
        {
            "id": 244,
            "polity": {
                "id": 445,
                "name": "pg_orokaiva_pre_colonial",
                "long_name": "Orokaiva - Pre-Colonial",
                "start_year": 1734,
                "end_year": 1883
            },
            "year_from": null,
            "year_to": null,
            "tag": "TRS",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": " Travellers, sound-signals, and emissaries communicated information to other groups, but no professional runners were used: 'So much at present for the native theories of the manner in which the Taro is passed on. In reality the movement has spread in two ways. (a) The common way is for travellers or visitors to acquire the cult and return to inaugurate it in their own villagers; this is merely contact transmission. (b) The other way is that of active proselytism. One or two examples will illustrate these methods.' §REF§Williams, F. E. (Francis Edgar) 1928. “Orokaiva Magic”, 17§REF§ 'Trumpets. The Orokaiva chorus is accompanied not only by drums but usually also by a conch shell, blown by one of the most juvenile of the performers. This instrument adds much to the volume but little to the harmony of the concert. It is commonly a large spiral shell with a hole, but an alternative, somewhat rarely seen, is made of wood. Both are called hui. The principal use of the hui is for making sound-signals, such as the alarm of war, the announcement of a death, or the approach of a party bearing a pig. For such purposes there are distinctive rhythms of long and short notes, though it cannot be said that they amount to any elaborate system.' §REF§Williams, F. E. (Francis Edgar), and Hubert Murray. 1930. “Orokaiva Society”, 87p§REF§ 'In the article referred to elsewhere in this report, viz. ‘The Movements of the Tribes of the Mambare Division of Northern Papua’ (Chinnery and Beaver), there is an interesting anecdote, still well remembered in the region of which it is told. The Binandele, led by a man Waia, had been raiding on the river Gira, and searching for their real enemies had in error attacked the Yema tribe, killed the chief, and captured a youth Jiani. For this unhappy mistake Waia expresses his sorrow, and desires that Kewatai, the absent son of the chief, be sent on a visit to the Binandele country in order to effect reconciliation and alliance.' §REF§Williams, F. E. (Francis Edgar), and Hubert Murray 1930. “Orokaiva Society”, 126§REF§"
        },
        {
            "id": 245,
            "polity": {
                "id": 446,
                "name": "pg_orokaiva_colonial",
                "long_name": "Orokaiva - Colonial",
                "start_year": 1884,
                "end_year": 1942
            },
            "year_from": null,
            "year_to": null,
            "tag": "TRS",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": " Travellers, sound-signals, and emissaries communicated information to other groups, but not professional runners were used: 'So much at present for the native theories of the manner in which the Taro is passed on. In reality the movement has spread in two ways. (a) The common way is for travellers or visitors to acquire the cult and return to inaugurate it in their own villagers; this is merely contact transmission. (b) The other way is that of active proselytism. One or two examples will illustrate these methods.' §REF§Williams, F. E. (Francis Edgar) 1928. “Orokaiva Magic”, 17§REF§ 'Trumpets. The Orokaiva chorus is accompanied not only by drums but usually also by a conch shell, blown by one of the most juvenile of the performers. This instrument adds much to the volume but little to the harmony of the concert. It is commonly a large spiral shell with a hole, but an alternative, somewhat rarely seen, is made of wood. Both are called hui. The principal use of the hui is for making sound-signals, such as the alarm of war, the announcement of a death, or the approach of a party bearing a pig. For such purposes there are distinctive rhythms of long and short notes, though it cannot be said that they amount to any elaborate system.' §REF§Williams, F. E. (Francis Edgar), and Hubert Murray. 1930. “Orokaiva Society”, 87p§REF§ 'In the article referred to elsewhere in this report, viz. ‘The Movements of the Tribes of the Mambare Division of Northern Papua’ (Chinnery and Beaver), there is an interesting anecdote, still well remembered in the region of which it is told. The Binandele, led by a man Waia, had been raiding on the river Gira, and searching for their real enemies had in error attacked the Yema tribe, killed the chief, and captured a youth Jiani. For this unhappy mistake Waia expresses his sorrow, and desires that Kewatai, the absent son of the chief, be sent on a visit to the Binandele country in order to effect reconciliation and alliance.' §REF§Williams, F. E. (Francis Edgar), and Hubert Murray 1930. “Orokaiva Society”, 126§REF§"
        },
        {
            "id": 246,
            "polity": {
                "id": 117,
                "name": "pk_kachi_enl",
                "long_name": "Kachi Plain - Aceramic Neolithic",
                "start_year": -7500,
                "end_year": -5500
            },
            "year_from": null,
            "year_to": null,
            "tag": "IFR",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": " Worth noting that materials were transported over long distances to Mehrgarh(including lapis lazuli§REF§Jarrige, J. F. (2008). Mehrgarh neolithic. Pragdhara, 18, 135-154.§REF§), but it is unknown who transported them."
        },
        {
            "id": 247,
            "polity": {
                "id": 118,
                "name": "pk_kachi_lnl",
                "long_name": "Kachi Plain - Ceramic Neolithic",
                "start_year": -5500,
                "end_year": -4000
            },
            "year_from": null,
            "year_to": null,
            "tag": "IFR",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": " Worth noting that materials were transported over long distances to Mehrgarh(including lapis lazuli§REF§Jarrige, J. F. (2008). Mehrgarh neolithic. Pragdhara, 18, 135-154.§REF§), but it is unknown who transported them."
        },
        {
            "id": 248,
            "polity": {
                "id": 119,
                "name": "pk_kachi_ca",
                "long_name": "Kachi Plain - Chalcolithic",
                "start_year": -4000,
                "end_year": -3200
            },
            "year_from": null,
            "year_to": null,
            "tag": "IFR",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": " Worth noting that materials were transported over long distances to Mehrgarh(including lapis lazuli§REF§Jarrige, J. F. (2008). Mehrgarh neolithic. Pragdhara, 18, 135-154.§REF§), but it is unknown who transported them."
        },
        {
            "id": 249,
            "polity": {
                "id": 123,
                "name": "pk_kachi_post_urban",
                "long_name": "Kachi Plain - Post-Urban Period",
                "start_year": -1800,
                "end_year": -1300
            },
            "year_from": null,
            "year_to": null,
            "tag": "TRS",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": " The following suggests that, even if a postal system had existed in previous centuries (something for which there is no evidence), it most likely would have disappeared by this time. \"The Indus civilization flourished for around five hundred to seven hundred years, and in the early second millennium it disintegrated. This collapse was marked by the disappearance of the features that had distinguished the Indus civilization from its predecessors: writing, city dwelling, some kind of central control, international trade, occupational specialization, and widely distributed standardized artifacts.\" §REF§(McIntosh 2008, 91-92) Jane McIntosh. 2008. <i>The Ancient Indus Civilization</i>. Oxford; Santa Barbara: ABC-Clio.§REF§"
        },
        {
            "id": 250,
            "polity": {
                "id": 120,
                "name": "pk_kachi_pre_urban",
                "long_name": "Kachi Plain - Pre-Urban Period",
                "start_year": -3200,
                "end_year": -2500
            },
            "year_from": null,
            "year_to": null,
            "tag": "IFR",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "absent",
            "comment": null,
            "description": null
        },
        {
            "id": 251,
            "polity": {
                "id": 124,
                "name": "pk_kachi_proto_historic",
                "long_name": "Kachi Plain - Proto-Historic Period",
                "start_year": -1300,
                "end_year": -500
            },
            "year_from": null,
            "year_to": null,
            "tag": "SSP",
            "is_disputed": false,
            "is_uncertain": false,
            "name": "Courier",
            "courier": "unknown",
            "comment": null,
            "description": " No archaeological evidence."
        }
    ]
}