1273

Millennium:	2nd millennium
Centuries:	12th century 13th century 14th century
Decades:	1250s 1260s 1270s 1280s 1290s
Years:	1270 1271 1272 1273 1274 1275 1276

1273 in various calendars
Gregorian calendar	1273 MCCLXXIII
Ab urbe condita	2026
Armenian calendar	722 ԹՎ ՉԻԲ
Assyrian calendar	6023
Balinese saka calendar	1194–1195
Bengali calendar	680
Berber calendar	2223
English Regnal year	1 Edw. 1 – 2 Edw. 1
Buddhist calendar	1817
Burmese calendar	635
Byzantine calendar	6781–6782
Chinese calendar	壬申年 (Water Monkey) 3970 or 3763 — to — 癸酉年 (Water Rooster) 3971 or 3764
Coptic calendar	989–990
Discordian calendar	2439
Ethiopian calendar	1265–1266
Hebrew calendar	5033–5034
Hindu calendars
- Vikram Samvat	1329–1330
- Shaka Samvat	1194–1195
- Kali Yuga	4373–4374
Holocene calendar	11273
Igbo calendar	273–274
Iranian calendar	651–652
Islamic calendar	671–672
Japanese calendar	Bun'ei10 (文永10年)
Javanese calendar	1183–1184
Julian calendar	1273 MCCLXXIII
Korean calendar	3606
Minguo calendar	639 before ROC 民前639年
Nanakshahi calendar	−195
Thai solar calendar	1815–1816
Tibetan calendar	阳水猴年 (male Water-Monkey) 1399 or 1018 or 246 — to — 阴水鸡年 (female Water-Rooster) 1400 or 1019 or 247

January 22 – Sultan Muhammad I (or Ibn al-Ahmar) suffers fatal injuries after falling from his horse near the city of Granada during a minor military expedition. He is succeeded by his son Muhammad II, who becomes ruler of the Emirate of Granada. Muhammad enters negotiations with King Alfonso X ("the Wise") to make peace with Castile, but he refuses to grant a truce to the Banu governors (arraeces) of Málaga and GuadixinAndalusia.^[1]
Autumn – Sultan Muhammad II of Granada sends an embassy to the court of Alfonso X in Seville, where it is received with honour. Alfonso agrees to Granada's demands, to end his support for the Banu Ashqilula, in exchange for the promise that Muhammad becomes Alfonso's vassal. Muhammad pays him 450,000 maravedis each year in tribute and grants the Banu rebels a truce for two years.^[2]
October 1 – Rudolf I is elected King of Germany over the rival candidate Ottokar II, king of Bohemia, ending the Great Interregnum. He is the first of many Habsburgs to hold the throne and is crowned in Aachen Cathedral, on October 24. Ottokar refuses to acknowledge Rudolf as the new ruler and is placed under the imperial ban, leading to the outbreak of war in 1276.^[3]
The Congregatio Regni totius Sclavonie Generalis, with its decisions (statuta et constitutiones), is the oldest surviving document written by the Croatian parliament (or Sabor).

July – Mamluk forces under Baibars capture the last remaining stronghold of the Order of Assassins (Hashashin) sect, Al-Kahf Castle.^[4]
August – Mongol forces surround the castle of Al-Bira. Baibars skirts around the enemy with camels and wagons. He launches a devastating attack and routes the Mongols.^[5]
December – Followers of Persian poet and mystic Rumi establish the Mevlevi Order ("whirling dervishes") in the city of Konya (approximate date).

March 14 – Battle of Xiangyang: Chinese forces surrender to Kublai Khan's general Aju (or Achu) after a 6-year siege. The battle is the first in which firearms are used in combat.
InKorea, the Sambyeolcho Rebellion against the Goryeo dynasty (avassal state of the Yuan dynasty) ends as rebel forces are defeated.

The Holy Redeemer khachkar, believed to be one of the finest examples of art, is carved in Haghpat (modern Armenia).

Alfonso X creates and grants privileges to the Mesta to promote the wool industry, protecting livestock owners and their animals in the Crown of Castile.

October 6 – Thomas Aquinas, Italian priest and theologian, writes Summa Theologica, a master work of Catholic theology, leaving it unfinished, after having a mystical experience during mass.

^ Joseph F. O'Callaghan (2011). The Gibraltar Crusade: Castile and the Battle for the Strait, p. 60. ISBN 978-0-8122-2302-6.

^ Joseph F. O'Callaghan (2011). The Gibraltar Crusade: Castile and the Battle for the Strait, pp. 60–61. ISBN 978-0-8122-2302-6.

^ Hywel Williams (2005). Cassell's Chronology of World History, p. 147. ISBN 0-304-35730-8.

^ Andrew Roberts (2011). Great Commanders of the Medieval World (454–1582), pp. 196–197. ISBN 978-0-85738-589-5.

^ "Joan I | Facts & Biography". Encyclopædia Britannica. Retrieved July 22, 2018.

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