Events

• March - John Wyclif tried to gain public favour by laying his theses before parliament, and then made them public in a tract. He appeared before Simon of Sudbury at the episcopal palace at Lambeth to defend himself.
• April 9 - Pope Urban VI (Bartolomeo Prignano, archbishop of Bari) elected. In the Great Schism the papacy moves from Avignon to Rome, ending the Avignon Papacy.
• September 20 - Unhappy with Pope Urban's behavior, a group of cardinals meet at Fondi and elect Clement VII antipope.
• Dmitri Donskoi of Vladimir defeated a small Mongol army.
• Revolt of the Ciompi

Births

• August 16 - Hongxi Emperor of China (died 1425)
• October 24 - David Stewart, Duke of Rothesay (died 1402)
• December 31 - Pope Callixtus III (died 1458)
• Robert Campin, Flemish painter (died 1444)
• Vittorino da Feltre, Italian humanist (died 1446)
• Lorenzo Ghiberti, Italian sculptor and metal smith (died 1455)
• John Hardyng, English chronicler (died 1465)

Deaths

• February 6 - Jeanne de Bourbon, queen of Charles V of France (born 1338)
• March 27 - Pope Gregory XI
• May 29 - King Henry II of Castile (born 1334)
• August 16 - San Rocco di Venezia, patron saint of pestilence (born 1340)
• November 29 - Charles IV, Holy Roman Emperor (born 1316)
• Galeazzo II Visconti, Lord of Milan

1378

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