Calendar List
A viewset for viewing and editing Calendars.
GET /api/sc/calendars/?format=api&page=4
{ "count": 531, "next": "https://seshat-db.com/api/sc/calendars/?format=api&page=5", "previous": "https://seshat-db.com/api/sc/calendars/?format=api&page=3", "results": [ { "id": 151, "polity": { "id": 490, "name": "ir_susiana_ubaid_1", "long_name": "Susiana - Early Ubaid", "start_year": -5100, "end_year": -4700 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "absent", "comment": null, "description": " \"The great organisations of the first phase of urbanisation rose to prominence without writing. The latter developed relatively quickly as a response to these institutions' needs.\"§REF§(Leverani 2014, 73) Liverani, Mario. Tabatabai, Soraia trans. 2014. The Ancient Near East. History, society and economy. Routledge. London.§REF§" }, { "id": 152, "polity": { "id": 499, "name": "ir_elam_5", "long_name": "Elam - Kidinuid Period", "start_year": -1500, "end_year": -1400 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " §REF§Potts, D.T. 2012. The Elamites. In Daryaee, T. (ed.) The Oxford Handbook of Iranian History. Oxford: Oxford University Press. p. 47§REF§" }, { "id": 153, "polity": { "id": 500, "name": "ir_elam_6", "long_name": "Elam - Igihalkid Period", "start_year": -1399, "end_year": -1200 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " §REF§Potts, D.T. 2012. The Elamites. In Daryaee, T. (ed.) The Oxford Handbook of Iranian History. Oxford: Oxford University Press. p. 47§REF§" }, { "id": 154, "polity": { "id": 501, "name": "ir_elam_7", "long_name": "Elam - Shutrukid Period", "start_year": -1199, "end_year": -1100 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " §REF§Potts, D.T. 2012. The Elamites. In Daryaee, T. (ed.) The Oxford Handbook of Iranian History. Oxford: Oxford University Press. p. 47§REF§" }, { "id": 155, "polity": { "id": 125, "name": "ir_parthian_emp_1", "long_name": "Parthian Empire I", "start_year": -247, "end_year": 40 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " Evidence from Seleucia shows that the Parthians used the Babylonian system. §REF§G. R. F. Assar, ‘Parthian Calendars at Babylon and Seleucia on the Tigris’, Iran, 41 (2003), 171-91.§REF§ \"In the indigenous Parthian lands the Zoroastrian calendar was also used beside the Seleucid era.\"§REF§(Koshelenko and Pilipko 1994, 144) Koshelenko, G. A. Pilipko, V. N. Parthia. in Harmatta, Janos. Puri, B. N. Etemadi, G. F. eds. 1994. History of Civilizations of Central Asia. Volume II. The development of sedentary and nomadic civilizatins 700 B.C. to A.D. 250. UNESCO Publishing.§REF§" }, { "id": 156, "polity": { "id": 483, "name": "iq_parthian_emp_2", "long_name": "Parthian Empire II", "start_year": 41, "end_year": 226 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " Evidence from Seleucia shows that the Parthians used the Babylonian system. §REF§G. R. F. Assar, ‘Parthian Calendars at Babylon and Seleucia on the Tigris’, Iran, 41 (2003), 171-91.§REF§ \"In the indigenous Parthian lands the Zoroastrian calendar was also used beside the Seleucid era.\"§REF§(Koshelenko and Pilipko 1994, 144) Koshelenko, G. A. Pilipko, V. N. Parthia. in Harmatta, Janos. Puri, B. N. Etemadi, G. F. eds. 1994. History of Civilizations of Central Asia. Volume II. The development of sedentary and nomadic civilizatins 700 B.C. to A.D. 250. UNESCO Publishing.§REF§" }, { "id": 157, "polity": { "id": 485, "name": "ir_susiana_pre_ceramic", "long_name": "Pre-Ceramic Period", "start_year": -7800, "end_year": -7200 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "absent", "comment": null, "description": " \"The great organisations of the first phase of urbanisation rose to prominence without writing. The latter developed relatively quickly as a response to these institutions' needs.\"§REF§(Leverani 2014, 73) Liverani, Mario. Tabatabai, Soraia trans. 2014. The Ancient Near East. History, society and economy. Routledge. London.§REF§ Liverani says the so-called \"urban revolution\" of the Uruk phase occurred 3800-3000 BCE.§REF§(Leverani 2014, 69-70) Liverani, Mario. Tabatabai, Soraia trans. 2014. The Ancient Near East. History, society and economy. Routledge. London.§REF§" }, { "id": 158, "polity": { "id": 509, "name": "ir_qajar_dyn", "long_name": "Qajar Dynasty", "start_year": 1794, "end_year": 1925 }, "year_from": null, "year_to": null, "tag": "IFR", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " inferred continuity with earlier and later periods" }, { "id": 159, "polity": { "id": 374, "name": "ir_safavid_emp", "long_name": "Safavid Empire", "start_year": 1501, "end_year": 1722 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " e.g. the sonar and lunar calendars §REF§Kathryn Babayan, Mystics, Monarchs, and Messiahs: Cultural Landscapes of Early Modern Iran (Cambridge, Mass: Distributed for the Center for Middle Eastern Studies of Harvard University by Harvard University Press, 2002), pp.73 -75.§REF§" }, { "id": 160, "polity": { "id": 128, "name": "ir_sassanid_emp_1", "long_name": "Sasanid Empire I", "start_year": 205, "end_year": 487 }, "year_from": null, "year_to": null, "tag": "SSP", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "unknown", "comment": null, "description": null }, { "id": 161, "polity": { "id": 130, "name": "ir_sassanid_emp_2", "long_name": "Sasanid Empire II", "start_year": 488, "end_year": 642 }, "year_from": null, "year_to": null, "tag": "IFR", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " Zoroastrian calendar." }, { "id": 162, "polity": { "id": 108, "name": "ir_seleucid_emp", "long_name": "Seleucid Empire", "start_year": -312, "end_year": -63 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " The Babylonian calendar. §REF§Boiy, T. 2011. Local and Imperial Dates at the Beginning of the Hellenistic Period. Electrum. Studies in Ancient History. 18, pp. 9-22. p13§REF§" }, { "id": 163, "polity": { "id": 364, "name": "ir_seljuk_sultanate", "long_name": "Seljuk Sultanate", "start_year": 1037, "end_year": 1157 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " \"Biruni’s research on calendar systems, which he undertook in the early years of the eleventh century, took as its point of departure the Khwarazian calendar.\" §REF§(Starr 2013) Starr, S. Frederick. 2013. Lost Enlightenment: Central Asia's Golden Age from the Arab Conquest to Tamerlane. Princeton University Press. Princeton.§REF§ e.g. the solar calendar introduced by Sultan Malik Shah.§REF§E.S. Kennedy, ‘The Exact Sceinces in Iran under the Saljuqs and Mongols’, in J.A. Boyle (ed.), The Cambridge History of Iran. Vol 5, The Saljuq and Mongol Period (Cambridge: Cambridge University Press, 1968), p.670.§REF§" }, { "id": 164, "polity": { "id": 496, "name": "ir_elam_2", "long_name": "Elam - Shimashki Period", "start_year": -2028, "end_year": -1940 }, "year_from": null, "year_to": null, "tag": "IFR", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " Literacy and concept of time present." }, { "id": 165, "polity": { "id": 497, "name": "ir_elam_3", "long_name": "Elam - Early Sukkalmah", "start_year": -1900, "end_year": -1701 }, "year_from": null, "year_to": null, "tag": "IFR", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " Literacy and concept of time." }, { "id": 166, "polity": { "id": 498, "name": "ir_elam_4", "long_name": "Elam - Late Sukkalmah", "start_year": -1700, "end_year": -1500 }, "year_from": null, "year_to": null, "tag": "IFR", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " Literacy and concept of time." }, { "id": 167, "polity": { "id": 492, "name": "ir_susa_1", "long_name": "Susa I", "start_year": -4300, "end_year": -3800 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "absent", "comment": null, "description": " \"The great organisations of the first phase of urbanisation rose to prominence without writing. The latter developed relatively quickly as a response to these institutions' needs.\"§REF§(Leverani 2014, 73) Liverani, Mario. Tabatabai, Soraia trans. 2014. The Ancient Near East. History, society and economy. Routledge. London.§REF§" }, { "id": 168, "polity": { "id": 493, "name": "ir_susa_2", "long_name": "Susa II", "start_year": -3800, "end_year": -3100 }, "year_from": null, "year_to": null, "tag": "IFR", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " \"The great organisations of the first phase of urbanisation rose to prominence without writing. The latter developed relatively quickly as a response to these institutions' needs.\"§REF§(Leverani 2014, 73) Liverani, Mario. Tabatabai, Soraia trans. 2014. The Ancient Near East. History, society and economy. Routledge. London.§REF§ Liverani says the so-called \"urban revolution\" of the Uruk phase was from 3800-3000 BCE.§REF§(Leverani 2014, 69-70) Liverani, Mario. Tabatabai, Soraia trans. 2014. The Ancient Near East. History, society and economy. Routledge. London.§REF§" }, { "id": 169, "polity": { "id": 494, "name": "ir_susa_3", "long_name": "Susa III", "start_year": -3100, "end_year": -2675 }, "year_from": null, "year_to": null, "tag": "IFR", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " \"The great organisations of the first phase of urbanisation rose to prominence without writing. The latter developed relatively quickly as a response to these institutions' needs.\"§REF§(Leverani 2014, 73) Liverani, Mario. Tabatabai, Soraia trans. 2014. The Ancient Near East. History, society and economy. Routledge. London.§REF§ Liverani says the so-called \"urban revolution\" of the Uruk phase was from 3800-3000 BCE.§REF§(Leverani 2014, 69-70) Liverani, Mario. Tabatabai, Soraia trans. 2014. The Ancient Near East. History, society and economy. Routledge. London.§REF§" }, { "id": 170, "polity": { "id": 115, "name": "is_icelandic_commonwealth", "long_name": "Icelandic Commonwealth", "start_year": 930, "end_year": 1262 }, "year_from": 930, "year_to": 1000, "tag": "IFR", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "absent", "comment": null, "description": " It is assumed here that the Christian calender was adopted with the religion: 'By the end of the 10th century, the Norwegians were forced by their king, Olaf I Tryggvason, to accept Christianity. The king also sent missionaries to Iceland who, according to 12th-century sources, were highly successful in converting the Icelanders. In 999 or 1000 the Althing made a peaceful decision that all Icelanders should become Christians. In spite of this decision, the godar retained their political role, and many of them probably built their own churches. Some were ordained, and as a group they seem to have closely controlled the organization of the new religion. Two bishoprics were established, one at Skálholt in 1056 and the other at Hólar in 1106. Literate Christian culture also transformed lay life. Codification of the law was begun in 1117-18. Later the Icelanders began to write sagas, which were to reach their pinnacle of literary achievement in the next century.' §REF§<a class=\"external free\" href=\"http://www.britannica.com/place/Iceland/Government-and-society#toc10088\" rel=\"nofollow\">http://www.britannica.com/place/Iceland/Government-and-society#toc10088</a>§REF§ Icelandic historiography indicates a clear sense of past events and chronology: 'One of the remarkable legacies of early Iceland is its wealth of literary production. Icelandic literary production encompassed continental chivalrous, hagiographic, and historical traditions, in addition to the autochthonous development of the saga. Among other topics, Icelandic sagas depict events from the early years of Icelandic society, the colonization of Greenland and the discovery of North America, and the civil wars that characterized the twelfth and thirteenth centuries in Iceland. The medieval manuscripts also preserve an artistic tradition in illumination. The literary levels achieved in Iceland, to some degree, developed from strong oral traditions of poetry and narrative. Much of the material culture of early Iceland has not been preserved but a strong tradition in artistic woodcarving is evident.' §REF§Bolender, Douglas James and Beierle, John: eHRAF Cultural Summary for Early Icelanders§REF§ We are unsure whether there were written calendars before the introduction of Christianity." }, { "id": 171, "polity": { "id": 115, "name": "is_icelandic_commonwealth", "long_name": "Icelandic Commonwealth", "start_year": 930, "end_year": 1262 }, "year_from": 1001, "year_to": 1262, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " It is assumed here that the Christian calender was adopted with the religion: 'By the end of the 10th century, the Norwegians were forced by their king, Olaf I Tryggvason, to accept Christianity. The king also sent missionaries to Iceland who, according to 12th-century sources, were highly successful in converting the Icelanders. In 999 or 1000 the Althing made a peaceful decision that all Icelanders should become Christians. In spite of this decision, the godar retained their political role, and many of them probably built their own churches. Some were ordained, and as a group they seem to have closely controlled the organization of the new religion. Two bishoprics were established, one at Skálholt in 1056 and the other at Hólar in 1106. Literate Christian culture also transformed lay life. Codification of the law was begun in 1117-18. Later the Icelanders began to write sagas, which were to reach their pinnacle of literary achievement in the next century.' §REF§<a class=\"external free\" href=\"http://www.britannica.com/place/Iceland/Government-and-society#toc10088\" rel=\"nofollow\">http://www.britannica.com/place/Iceland/Government-and-society#toc10088</a>§REF§ Icelandic historiography indicates a clear sense of past events and chronology: 'One of the remarkable legacies of early Iceland is its wealth of literary production. Icelandic literary production encompassed continental chivalrous, hagiographic, and historical traditions, in addition to the autochthonous development of the saga. Among other topics, Icelandic sagas depict events from the early years of Icelandic society, the colonization of Greenland and the discovery of North America, and the civil wars that characterized the twelfth and thirteenth centuries in Iceland. The medieval manuscripts also preserve an artistic tradition in illumination. The literary levels achieved in Iceland, to some degree, developed from strong oral traditions of poetry and narrative. Much of the material culture of early Iceland has not been preserved but a strong tradition in artistic woodcarving is evident.' §REF§Bolender, Douglas James and Beierle, John: eHRAF Cultural Summary for Early Icelanders§REF§ We are unsure whether there were written calendars before the introduction of Christianity." }, { "id": 172, "polity": { "id": 179, "name": "it_latium_ba", "long_name": "Latium - Bronze Age", "start_year": -1800, "end_year": -900 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "absent", "comment": null, "description": " First Roman calendar thought to be the 8th century BCE \"Calendar of Romulus.\"" }, { "id": 173, "polity": { "id": 178, "name": "it_latium_ca", "long_name": "Latium - Copper Age", "start_year": -3600, "end_year": -1800 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "absent", "comment": null, "description": " First Roman calendar thought to be the 8th century BCE \"Calendar of Romulus.\"" }, { "id": 174, "polity": { "id": 180, "name": "it_latium_ia", "long_name": "Latium - Iron Age", "start_year": -1000, "end_year": -580 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": true, "name": "Calendar", "calendar": "present", "comment": null, "description": " First Roman calendar thought to be the 8th century BCE \"Calendar of Romulus.\" Numa Pompilius reformed this calendar in 713 BCE>" }, { "id": 175, "polity": { "id": 180, "name": "it_latium_ia", "long_name": "Latium - Iron Age", "start_year": -1000, "end_year": -580 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": true, "name": "Calendar", "calendar": "absent", "comment": null, "description": " First Roman calendar thought to be the 8th century BCE \"Calendar of Romulus.\" Numa Pompilius reformed this calendar in 713 BCE>" }, { "id": 176, "polity": { "id": 186, "name": "it_ostrogoth_k", "long_name": "Ostrogothic Kingdom", "start_year": 489, "end_year": 554 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": null }, { "id": 177, "polity": { "id": 189, "name": "it_st_peter_rep_2", "long_name": "Rome - Republic of St Peter II", "start_year": 904, "end_year": 1198 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " E.g. Christian calendar." }, { "id": 178, "polity": { "id": 190, "name": "it_papal_state_1", "long_name": "Papal States - High Medieval Period", "start_year": 1198, "end_year": 1309 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " E.g. Christian calendar." }, { "id": 179, "polity": { "id": 192, "name": "it_papal_state_3", "long_name": "Papal States - Early Modern Period I", "start_year": 1527, "end_year": 1648 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " E.g. Christian calendar." }, { "id": 180, "polity": { "id": 193, "name": "it_papal_state_4", "long_name": "Papal States - Early Modern Period II", "start_year": 1648, "end_year": 1809 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " The calendar followed the Gregorian Reform of the 16th century." }, { "id": 181, "polity": { "id": 191, "name": "it_papal_state_2", "long_name": "Papal States - Renaissance Period", "start_year": 1378, "end_year": 1527 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " E.g. Christian calendar." }, { "id": 182, "polity": { "id": 187, "name": "it_ravenna_exarchate", "long_name": "Exarchate of Ravenna", "start_year": 568, "end_year": 751 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": null }, { "id": 183, "polity": { "id": 182, "name": "it_roman_rep_1", "long_name": "Early Roman Republic", "start_year": -509, "end_year": -264 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " Calendar of Numa in use since 713 BCE. Pontifex Maximus determined when an intercalary month was to be inserted." }, { "id": 184, "polity": { "id": 184, "name": "it_roman_rep_3", "long_name": "Late Roman Republic", "start_year": -133, "end_year": -31 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " Julian calendar, in use since 46 BCE." }, { "id": 185, "polity": { "id": 183, "name": "it_roman_rep_2", "long_name": "Middle Roman Republic", "start_year": -264, "end_year": -133 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " Existing calendar of Numa, and the reform of Lex Acilia in 191 BCE." }, { "id": 186, "polity": { "id": 70, "name": "it_roman_principate", "long_name": "Roman Empire - Principate", "start_year": -31, "end_year": 284 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " Julian calendar, in use since 46 BCE. in 8 BCE Augustus renamed Quintilis as Iulius (July) and Sextilis as Augustus (August)." }, { "id": 187, "polity": { "id": 181, "name": "it_roman_k", "long_name": "Roman Kingdom", "start_year": -716, "end_year": -509 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " First Roman calendar thought to be the 8th century BCE \"Calendar of Romulus.\" Numa Pompilius reformed this calendar in 713 BCE>" }, { "id": 188, "polity": { "id": 185, "name": "it_western_roman_emp", "long_name": "Western Roman Empire - Late Antiquity", "start_year": 395, "end_year": 476 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": null }, { "id": 189, "polity": { "id": 188, "name": "it_st_peter_rep_1", "long_name": "Republic of St Peter I", "start_year": 752, "end_year": 904 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": null }, { "id": 190, "polity": { "id": 544, "name": "it_venetian_rep_3", "long_name": "Republic of Venice III", "start_year": 1204, "end_year": 1563 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": null }, { "id": 191, "polity": { "id": 545, "name": "it_venetian_rep_4", "long_name": "Republic of Venice IV", "start_year": 1564, "end_year": 1797 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": null }, { "id": 192, "polity": { "id": 149, "name": "jp_ashikaga", "long_name": "Ashikaga Shogunate", "start_year": 1336, "end_year": 1467 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": "‘In the medieval and early modern periods, the Japanese utilized the traditional lunar calendar. Dates on this calendar represented the day, month, and year, the last of which could be determined by several methods. Two such methods included the 60-year time cycle and the use of the era name, or nengo. Nengo was a unit of time comparable to an era, commonly employed to date events or chronological periods. The use of this measure of time began in the seventh century. The change of emperor included a change in era name. However, in the early modern period, the nengo did not simply represent the duration of a governmental regime. New era names might be declared when auspicious events occurred or at certain points in the traditional 60- year (sexagenary) calendar cycle... Despite the official use of the lunar calendar, the solar calendar was also employed and was very important for farmers.’§REF§Deal, William E. 2005. Handbook to Life in Medieval and Early Modern Japan. Oxford University Press.p.355.§REF§" }, { "id": 193, "polity": { "id": 146, "name": "jp_asuka", "long_name": "Asuka", "start_year": 538, "end_year": 710 }, "year_from": null, "year_to": null, "tag": "SSP", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "unknown", "comment": null, "description": " e.g. used by government" }, { "id": 194, "polity": { "id": 151, "name": "jp_azuchi_momoyama", "long_name": "Japan - Azuchi-Momoyama", "start_year": 1568, "end_year": 1603 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " ‘In the medieval and early modern periods, the Japanese utilized the traditional lunar calendar. Dates on this calendar represented the day, month, and year, the last of which could be determined by several methods. Two such methods included the 60-year time cycle and the use of the era name, or nengo. Nengo was a unit of time comparable to an era, commonly employed to date events or chronological periods. The use of this measure of time began in the seventh century. The change of emperor included a change in era name. However, in the early modern period, the nengo did not simply represent the duration of a governmental regime. New era names might be declared when auspicious events occurred or at certain points in the traditional 60- year (sexagenary) calendar cycle.’§REF§Deal, William E. 2005. Handbook to Life in Medieval and Early Modern Japan. Oxford University Press.p.355.§REF§" }, { "id": 195, "polity": { "id": 147, "name": "jp_heian", "long_name": "Heian", "start_year": 794, "end_year": 1185 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "present", "comment": null, "description": " 'To judge by scanty evidence, the embassies brought for trade chiefly furs (tiger, leopard, bear), honey, ginseng, and other domestic goods and products; but they also may have regularly supplied items from China, like the copy of the Chinese Hsuan-ming calendar that was brought by an embassy in 859 and remained the official calendar of Japan, with growing inaccuracy, from 862 to 1684.'§REF§Shively, Donald H. and McCullough, William H. 2008. The Cambridge History of Japan Volume 2: Heian Japan. Cambridge Histories Online Cambridge University Press.p.91.§REF§" }, { "id": 196, "polity": { "id": 138, "name": "jp_jomon_1", "long_name": "Japan - Incipient Jomon", "start_year": -13600, "end_year": -9200 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "absent", "comment": null, "description": " “To all appearances, writing as such, in the form of Chinese Classics, was introduced into Japan early in the fifth century as part of the great cultural influx from Paekche.” §REF§(Frellesvig 2010, 11)§REF§" }, { "id": 197, "polity": { "id": 139, "name": "jp_jomon_2", "long_name": "Japan - Initial Jomon", "start_year": -9200, "end_year": -5300 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "absent", "comment": null, "description": " “To all appearances, writing as such, in the form of Chinese Classics, was introduced into Japan early in the fifth century as part of the great cultural influx from Paekche.” §REF§(Frellesvig 2010, 11)§REF§" }, { "id": 198, "polity": { "id": 140, "name": "jp_jomon_3", "long_name": "Japan - Early Jomon", "start_year": -5300, "end_year": -3500 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "absent", "comment": null, "description": " “To all appearances, writing as such, in the form of Chinese Classics, was introduced into Japan early in the fifth century as part of the great cultural influx from Paekche.” §REF§(Frellesvig 2010, 11)§REF§" }, { "id": 199, "polity": { "id": 141, "name": "jp_jomon_4", "long_name": "Japan - Middle Jomon", "start_year": -3500, "end_year": -2500 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "absent", "comment": null, "description": " “To all appearances, writing as such, in the form of Chinese Classics, was introduced into Japan early in the fifth century as part of the great cultural influx from Paekche.” §REF§(Frellesvig 2010, 11)§REF§" }, { "id": 200, "polity": { "id": 142, "name": "jp_jomon_5", "long_name": "Japan - Late Jomon", "start_year": -2500, "end_year": -1200 }, "year_from": null, "year_to": null, "tag": "IFR", "is_disputed": false, "is_uncertain": false, "name": "Calendar", "calendar": "absent", "comment": null, "description": " “To all appearances, writing as such, in the form of Chinese Classics, was introduced into Japan early in the fifth century as part of the great cultural influx from Paekche.” §REF§(Frellesvig 2010, 11)§REF§" } ] }