1379

Events

May 29 – John I succeeds his father, Henry II, as King of Castile and King of León.<ref>Elorza, Juan C.; Vaquero, Lourdes; Castillo, Belén; Negro, Marta (1990). Junta de Castilla y León. Consejería de Cultura y Bienestar Social (ed.). El Panteón Real de las Huelgas de Burgos. Los enterramientos de los reyes de León y de Castilla [The Royal Pantheon of the Huelgas de Burgos. The graves of the monarchs of León and Castile] (in Spanish) (2nd ed.). Editorial Evergráficas S.A. Template:ISBN.</ref>
June 30 – New College, Oxford, is founded in England by William of Wykeham, Bishop of Winchester.<ref>"The History of New College". New College. Retrieved 14 January 2025.</ref>
July 1 – Forces of the Republic of Venice and Ottoman Turks, having invaded Constantinople, restore John V Palaiologos as Byzantine co-emperor. Andronikos IV Palaiologos is allowed to remain as co-emperor, but is confined to the city of Silivri for the remainder of his life.<ref>PLP, 21438. Παλαιολόγος, Ἀνδρόνικος IV. [Κομνηνός].</ref>
September 9 – The Treaty of Neuberg is signed, splitting the Austrian Habsburg lands between brothers Albert III and Leopold III. Albert III retains the title of Duke of Austria.<ref>"Austria | Facts, People, and Points of Interest - Early Middle Ages". Encyclopedia Britannica. Retrieved 14 January 2025.</ref>

Bairam Khawaja establishes the independent principality of the Kara Koyunlu (Turkomans of the Black Sheep Empire), in modern-day Armenia.
Dmitry Donskoy of Moscow raids Estonia.
In the Hundred Years' War, the French lose control of most of Brittany to the English.<ref>Template:Cite book</ref>
Wisbech Grammar School is founded in England.<ref>"Schools". Cambridgeshire Archives and Local Studies. Cambridgeshire County Council. Retrieved 14 January 2025.</ref>
Timur conquers the Sufid Dynasty of Khwarazm.<ref>Bosworth, Clifford Edmund (1978). "Khwarazm". The Encyclopedia of Islam. Vol. IV. Leiden: E. J. Brill.</ref>