Tension Siege Engine List
A viewset for viewing and editing Tension Siege Engines.
GET /api/wf/tension-siege-engines/?format=api&page=6
{ "count": 344, "next": "https://seshat-db.com/api/wf/tension-siege-engines/?format=api&page=7", "previous": "https://seshat-db.com/api/wf/tension-siege-engines/?format=api&page=5", "results": [ { "id": 251, "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": "SSP", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "unknown", "comment": null, "description": null }, { "id": 252, "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": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": null }, { "id": 253, "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": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": null }, { "id": 254, "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": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": null }, { "id": 255, "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": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": null }, { "id": 256, "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": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": null }, { "id": 257, "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": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": null }, { "id": 258, "polity": { "id": 532, "name": "mx_monte_alban_5", "long_name": "Monte Alban V", "start_year": 900, "end_year": 1520 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " Complex military technology was not present in the Valley of Oaxaca until after the Spanish conquest in the 1520s.§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": 259, "polity": { "id": 10, "name": "mx_basin_of_mexico_5", "long_name": "Late Formative Basin of Mexico", "start_year": -400, "end_year": -101 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": null }, { "id": 260, "polity": { "id": 11, "name": "mx_basin_of_mexico_6", "long_name": "Terminal Formative Basin of Mexico", "start_year": -100, "end_year": 99 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": null }, { "id": 261, "polity": { "id": 524, "name": "mx_rosario", "long_name": "Oaxaca - Rosario", "start_year": -700, "end_year": -500 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": null }, { "id": 262, "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": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": null }, { "id": 263, "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": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": null }, { "id": 264, "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": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": "§REF§Júlíusson and Kristissen, pers. comm. 2017§REF§" }, { "id": 265, "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": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " Although there is no information on the warfare of this period, it is highly unlikely the resources were available for this technology." }, { "id": 266, "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": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " Although there is no information on the warfare of this period, it is highly unlikely the resources were available for this technology." }, { "id": 267, "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": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " This technology is not known to have been developed anywhere in the Americas before European colonization." }, { "id": 268, "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": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " This technology is not known to have been developed anywhere in the Americas before European colonization." }, { "id": 269, "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": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " Although there is no information on the warfare of this period, it is highly unlikely the resources were available for this technology." }, { "id": 270, "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": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " This technology is not known to have been developed anywhere in the Americas before European colonization." }, { "id": 271, "polity": { "id": 80, "name": "pe_wari_emp", "long_name": "Wari Empire", "start_year": 650, "end_year": 999 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " This technology is not known to have been developed anywhere in the Americas before European colonization." }, { "id": 272, "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": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": null }, { "id": 273, "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": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": null }, { "id": 274, "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": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " Inferred as occurred later §REF§( DeVries, Kelly. \"siege engines.\" In The Oxford Companion to Military History. : Oxford University Press, 2001. ).§REF§" }, { "id": 275, "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": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " Inferred as occurred later §REF§( DeVries, Kelly. \"siege engines.\" In The Oxford Companion to Military History. : Oxford University Press, 2001. ).§REF§" }, { "id": 276, "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": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " Inferred as occurred later §REF§( DeVries, Kelly. \"siege engines.\" In The Oxford Companion to Military History. : Oxford University Press, 2001. ).§REF§" }, { "id": 277, "polity": { "id": 126, "name": "pk_indo_greek_k", "long_name": "Indo-Greek Kingdom", "start_year": -180, "end_year": -10 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "present", "comment": null, "description": " Present in Alexander's army and successor states.§REF§Sekunda, Nick. The army of Alexander the Great. Edited by Angus McBride. No. 148. Osprey Publishing, 1984.§REF§ Inferred as the Bactrian Greeks were equipped in the tradition of the Macedonians. §REF§Sekunda, Nick. The army of Alexander the Great.§REF§" }, { "id": 278, "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": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " There is no evidence for tension siege engines at Pirak. §REF§Jarrige, J-F. (1979) Fouilles de Pirak. Paris : Diffusion de Boccard.§REF§" }, { "id": 279, "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": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " Inferred as occurred later §REF§( DeVries, Kelly. \"siege engines.\" In The Oxford Companion to Military History. : Oxford University Press, 2001. ).§REF§" }, { "id": 280, "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": "Tension_siege_engine", "tension_siege_engine": "unknown", "comment": null, "description": null }, { "id": 281, "polity": { "id": 133, "name": "pk_sind_abbasid_fatimid", "long_name": "Sind - Abbasid-Fatimid Period", "start_year": 854, "end_year": 1193 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "present", "comment": null, "description": " Inferred, tension engines being used in this period in the region. §REF§Kennedy, The Armies of the Caliphs p. 184§REF§ \"The use of the catapult after the Arab conquest of Sindh became very popular.\"§REF§(1975, 23) 1975. Journal of the Research Society of Pakistan, Volume 12. Research Society of Pakistan.§REF§" }, { "id": 282, "polity": { "id": 136, "name": "pk_samma_dyn", "long_name": "Sind - Samma Dynasty", "start_year": 1335, "end_year": 1521 }, "year_from": null, "year_to": null, "tag": "IFR", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "present", "comment": null, "description": " Inferred, tension engines being used in this period in the region. §REF§Kennedy, The Armies of the Caliphs p. 184§REF§" }, { "id": 283, "polity": { "id": 121, "name": "pk_kachi_urban_1", "long_name": "Kachi Plain - Urban Period I", "start_year": -2500, "end_year": -2100 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": "No evidence for tension siege engines has been found from the Mature Harappan period.§REF§Cork, E. (2005) Peaceful Harappans? Reviewing the evidence for the absence of warfare in the Indus Civilisation of north-west India and Pakistan (c. 2500-1900 BC). Antiquity (79): 411-423.§REF§" }, { "id": 284, "polity": { "id": 122, "name": "pk_kachi_urban_2", "long_name": "Kachi Plain - Urban Period II", "start_year": -2100, "end_year": -1800 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": "No evidence for tension siege engines has been found from the Mature Harappan period. §REF§Cork, E. (2005) Peaceful Harappans? Reviewing the evidence for the absence of warfare in the Indus Civilisation of north-west India and Pakistan (c. 2500-1900 BC). Antiquity (79): 411-423.§REF§" }, { "id": 285, "polity": { "id": 194, "name": "ru_sakha_early", "long_name": "Sakha - Early", "start_year": 1400, "end_year": 1632 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " not mentioned in any of the sources that deal with weapons and armor" }, { "id": 286, "polity": { "id": 195, "name": "ru_sakha_late", "long_name": "Sakha - Late", "start_year": 1632, "end_year": 1900 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " not mentioned in any of the sources that deal with weapons and armor" }, { "id": 287, "polity": { "id": 521, "name": "eg_kushite", "long_name": "Egypt - Kushite Period", "start_year": -747, "end_year": -656 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " not yet developed" }, { "id": 288, "polity": { "id": 131, "name": "sy_umayyad_cal", "long_name": "Umayyad Caliphate", "start_year": 661, "end_year": 750 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "present", "comment": null, "description": " Torsion engines in use in Arabic warfare in this period. §REF§(Kennedy 2001, 184§REF§ §REF§Kelly DeVries, 'siege engines' in The Oxford Companion to Military History, Eds. Holmes, Singleton, and Jones Oxford University Press: 2001)§REF§ \"A fragment of a wall painting depicting the use of a traction trebuchet at the siege of Penjikent (700-725) in modern Tajikistan. This unique painting is contemporary with Tang China, displaying how the traction trebuchet was used along the Silk Road.\"§REF§(Turnball 2002) Turnball, S. 2002. Siege Weapons of the Far East (1): AD 612-1300. Osprey Publishing.§REF§" }, { "id": 289, "polity": { "id": 44, "name": "th_ayutthaya", "long_name": "Ayutthaya", "start_year": 1593, "end_year": 1767 }, "year_from": null, "year_to": null, "tag": "IFR", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "present", "comment": null, "description": " Tension siege engines do not feature among the \"personal weapons\" mentioned in Charney's §REF§(Charney 2004)§REF§ comprehensive summary of Southeast Asian military technology and organisation between the early modern period and the nineteenth century, or indeed in his descriptions of sieges where the Thai were the attackers. However, previous polity did have tension siege engines." }, { "id": 290, "polity": { "id": 45, "name": "th_rattanakosin", "long_name": "Rattanakosin", "start_year": 1782, "end_year": 1873 }, "year_from": null, "year_to": null, "tag": "IFR", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " Inferred from the fact that tension siege engines do not feature among the \"personal weapons\" mentioned in Charney's §REF§(Charney 2004)§REF§ comprehensive summary of Southeast Asian military technology and organisation between the early modern period and the nineteenth century, or indeed in his descriptions of sieges where the Thai were the attackers." }, { "id": 291, "polity": { "id": 462, "name": "tj_sarasm", "long_name": "Sarazm", "start_year": -3500, "end_year": -2000 }, "year_from": null, "year_to": null, "tag": "SSP", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "unknown", "comment": null, "description": null }, { "id": 292, "polity": { "id": 221, "name": "tn_fatimid_cal", "long_name": "Fatimid Caliphate", "start_year": 909, "end_year": 1171 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "present", "comment": null, "description": " Fatimid warships used Greek Fire and were \"equipped with war machines such as the dabbabas and manganiqs (catapults).§REF§(Vermeulen 2001, 54) Vermeulen, U. 2001, Egypt and Syria in the Fatimid, Ayyubid, and Mamluk Eras III: Proceedings of the 6th, 7th and 8th International Colloquium Organized at the Katholieke Universiteit Leuven in May 1997, 1998, and 1999. Peeters Publishers.§REF§" }, { "id": 293, "polity": { "id": 160, "name": "tr_konya_eba", "long_name": "Konya Plain - Early Bronze Age", "start_year": -3000, "end_year": -2000 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " Not invented yet" }, { "id": 294, "polity": { "id": 163, "name": "tr_konya_lba", "long_name": "Konya Plain - Late Bronze Age II", "start_year": -1500, "end_year": -1400 }, "year_from": null, "year_to": null, "tag": "SSP", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "unknown", "comment": null, "description": " Siege warfare is attested in Old Hittite written records. §REF§Lorenz J. and I. Schrakamp (2011) Hittite Military and Warfare, pp. 144 [In:] H. Genz and D. P. Mielke (ed.) <i>Insights Into Hittite History And Archaeology</i>, Colloquia Antiqua 2, Leuven, Paris, Walpole MA: PEETERS, pp. 125-138§REF§. In Anatolia siege warfare was mentioned in Old Hittite records.§REF§Siegelova I. and H. Tsumoto (2011) Metals and Metallurgy in Hittite Anatolia, pp. 278 [In:] H. Genz and D. P. Mielke (ed.) Insights Into Hittite History And Archaeology, Colloquia Antiqua 2, Leuven, Paris, Walpole MA: PEETERS, pp. 275-300§REF§ <i>Presumably at this time the catapult was not used?</i> In India, according to Jain texts, Ajatashatru, a 5th century BCE king of Magadha in North India, used a catapult \"capable of hurling huge pieces of stone\".§REF§(Singh 2008, 272) Upinder Singh. 2008. A History of Ancient and Early Medieval India: From the Stone Age to the 12th Century. Pearson Longman. Delhi.§REF§ Marsden (1969) said archaeological records exist before the 4th century BCE.§REF§(Marsden 1969, 5, 16, 66.) Marsden, E. W. 1969. Greek and Roman Artillery: The Historical Development. Toronto: Oxford University Press.§REF§ The Achaemenids (c400 BCE?) are assumed to have had the catapult because the Macedonians did.§REF§(Dandamaev 1989, 314) Dandamaev, M A. 1989. A Political History of the Achaemenid Empire. Brill.§REF§ Pollard and Berry (2012) say torsion catapults first came into widespread use in the Hellenistic period 4th - 1st centuries BCE.§REF§(Pollard and Berry 2012, 45) Pollard, N, Berry, J (2012) The Complete Roman Legions, Thames and Hudson, London Rives, J (2006) Religion in the Roman Empire, Wiley§REF§ The Syracuse Greek Dionysios I invented a form of crossbow called the gastraphetes in 399 BCE which encouraged the development of large tension-powered weapons.§REF§(Keyser and Irby-Massie 2006, 260) Paul T Keyser. Georgia Irby-Massie. Science, Medicine, And Technology. Glenn R Bugh. ed. 2006. The Cambridge Companion to the Hellenistic World. Cambridge University Press. Cambridge.§REF§ <i>There is no direct evidence for catapults for this time/location. The aforementioned evidence we currently have covering the wider ancient world suggests they were probably not used at this time, perhaps because effective machines had not been invented yet.</i>" }, { "id": 295, "polity": { "id": 161, "name": "tr_central_anatolia_mba", "long_name": "Middle Bronze Age in Central Anatolia", "start_year": -2000, "end_year": -1700 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " Not invented yet" }, { "id": 296, "polity": { "id": 73, "name": "tr_byzantine_emp_1", "long_name": "Byzantine Empire I", "start_year": 632, "end_year": 866 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "present", "comment": null, "description": " Preiser-Kapeller says present.§REF§(Johannes Preiser-Kapeller 2015) Institute for Medieval Research, Division of Byzantine Research, Austrian Academy of Sciences)§REF§ c900 CE alakatia \"small traction (rope-pulled) trebuchets.§REF§(O'Rourke 2010, 30) O'Rourke, M. 2010. The Land Forces of the Roman (Byzantine) Empire in the 10th Century. Canberra.§REF§" }, { "id": 297, "polity": { "id": 75, "name": "tr_byzantine_emp_2", "long_name": "Byzantine Empire II", "start_year": 867, "end_year": 1072 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "present", "comment": null, "description": " Preiser-Kapeller says present.§REF§(Preiser-Kapeller 2015) Institute for Medieval Research, Division of Byzantine Research, Austrian Academy of Sciences)§REF§" }, { "id": 298, "polity": { "id": 76, "name": "tr_byzantine_emp_3", "long_name": "Byzantine Empire III", "start_year": 1073, "end_year": 1204 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "present", "comment": null, "description": " Preiser-Kapeller says present.§REF§(Preiser-Kapeller 2015) Institute for Medieval Research, Division of Byzantine Research, Austrian Academy of Sciences)§REF§" }, { "id": 299, "polity": { "id": 170, "name": "tr_cappadocia_2", "long_name": "Late Cappadocia", "start_year": -330, "end_year": 16 }, "year_from": null, "year_to": null, "tag": "SSP", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "unknown", "comment": null, "description": null }, { "id": 300, "polity": { "id": 158, "name": "tr_konya_eca", "long_name": "Konya Plain - Early Chalcolithic", "start_year": -6000, "end_year": -5500 }, "year_from": null, "year_to": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "name": "Tension_siege_engine", "tension_siege_engine": "absent", "comment": null, "description": " Not invented yet" } ] }