1276

Pope John XXI (c. 1215–1277), the fourth Pope to hold office in 1276

Events

Spring
- Sultan Abu Yusuf Yaqub ibn Abd al-Haqq and Muhammad II, ruler of Granada, agree to a truce with King Alfonso X of Castile ("the Wise") for two years. Before Abu Yusuf leaves, Muhammad's secretary addresses a poem to Abu Yusuf, expressing fear of Castile's power and appealing for Marinid's continued support. Later, Abu Yusuf lands at Alcázar Seguir on January 19. This ending the first Marinid invasion in Al-Andalus (modern Spain).<ref name=OCGC>Template:Cite book</ref>
- King Edward I of England ("Longshanks") orders the people of Bayonne in Gascony (as part of the only English possessions in France) to provide Castile with warships "to resist the Saracens by sea", but excuses himself from personal participation against the Marinid invasion in Spain because of his wars in Wales and his plan to lead a Crusade to the Holy Land.<ref name=OCGC/>
June – King Rudolf I of Germany declares war on his rival Ottokar II of Bohemia. After 6 months of campaigning, Ottokar surrenders all his lands (including Austria and Styria) except Bohemia and Moravia. Rudolf makes Vienna his capital, marking the beginning of the House of Habsburg, which will last until 1918.<ref>Hywel Williams (2005). Cassell's Chronology of World History, p. 148. Template:ISBN.</ref>

Battle of Dongola: Mamluk forces led by Sultan Baibars gain a decisive victory against the Kingdom of Makuria. They capture the Makurian capital of Dongola and force King David of Makuria to flee upstream on the Nile. He seeks refuge in the Kingdom of Al-Abwab, but is handed over to Baibars, who has him executed. Later, Baibars conquers Al-Maris (Lower Nubia), previously a part of Makuria, and annexes it into Egypt.<ref>Seignobos, Robin (2012). The other Ethiopia: Nubia and the Crusade (12th and 14th century), pp. 307–311. Template:ISSN.</ref>

Spring – The court of the Southern Song dynasty of China and hundreds of thousands of its citizens flee from Hangzhou to Fujian, and then Guangdong, in an effort to escape a Mongol invasion under Kublai Khan.
June 15 – Remnants of the Chinese Song court in Fuzhou province conduct the coronation ceremony for Prince Zhao Shi to become Emperor Emperor Duanzong (until 1278).
The mountain fortress Alamut Castle ("Eagle's Nest") is again captured by the Mongols from a Nizari force under Shams al-Din Muhammad.<ref>Wasserman, James (2001). The Templars and the Assassins: The Militia of heaven, p. 115. Template:ISBN.</ref><ref>Virani, Shafique N. (2007). The Ismailis in the Middle Ages: A History of Survival, a Search for Salvation, p. 32. Oxford University Press, USA. Template:ISBN.</ref>

A severe 23-year drought begins to affect the Grand Canyon area, eventually forcing the agriculture-dependent Puebloans (or Anasazi) to migrate out of the region.<ref>O'Connor, Letitia Burns (1992). The Grand Canyon, pp. 16–19, 30–32. Los Angeles: Perpetua Press. Template:ISBN.</ref>

March 9 – Augsburg is granted the status of a free imperial city. Later this year, Ravensburg also receives the status.

Merton College, Oxford, is first recorded as having a collection of books, making its Library the world's oldest in continuous daily use.<ref>Template:Cite web</ref>

Henry of Ghent (or Henricus) becomes the last major theologian openly to consider annuities as a usurious contract. The end of the debate allows for the expansion of the budding practice of renten emission, to become a staple of public finance in northwestern Europe.<ref>Template:Cite journal</ref>

January 10 – Pope Gregory X dies after a 4-year pontificate at Arezzo. He is succeeded by Innocent V as the 185th pope of the Catholic Church.
June 22 – Innocent V dies after a 5-month reign at Rome. He is succeeded by Adrian V (or Hadrian) as the 186th pope of the Catholic Church.
August 18 – Adrian V (Hadrian) dies after a 2-month reign at Viterbo. He is succeeded by John XXI as the 187th pope of Rome (until 1277).
The foundation stone of the Minoritenkirche in Vienna is laid by Ottokar II.

January 10 – Gregory X, pope of the Catholic Church (b. 1210)<ref>Template:Cite web</ref>
January 24 – Walram II, Count of Nassau, German nobleman (b. 1220)
March 26 – Margaret of Holland, Countess of Henneberg, Dutch noblewoman (b. 1234)
May 11 – Zaynaddin Ibn al-Ajami, Ayyubid scholar (b. 1195)
June 22 – Innocent V, pope of the Catholic Church (b. 1220)
June 27 – Henry of Antioch, Outremer nobleman (b. 1217)
July 27 – James I ("the Conqueror"), king of Aragon (b. 1208)
August 18 – Adrian V, pope of the Catholic Church (b. 1215)
September 6 – Vicedomino de Vicedominis, Italian cardinal
November 30 – Hōjō Sanetoki, Japanese nobleman (b. 1224)
Ahmad al-Badawi, Almohad Sufi scholar and mystic (b. 1200)
Benedict III, Hungarian priest, vice-chancellor and archbishop
Ela Longespee, English noblewoman and co-heiress (b. 1244)
Gerardo of Borgo San Donnino, Italian friar, scholar and writer
Guido Guinizelli, Italian poet and founder of Dolce Stil Novo
Louis of France, French prince and heir apparent (b. 1264)
Hamuro Mitsutoshi, Japanese nobleman and poet (b. 1203)
Mathilde of Saarbrücken, German noblewoman and regent
Najm al-Din al-Qazwini al-Katibi, Persian scholar and writer
Rolandino of Padua, Italian scholar, jurist and writer (b. 1200)
Vasily of Kostroma, Grand Prince of Vladimir-Suzdal (b. 1241)