The 1330s
250 sourced entries across 10 years, inside the 14th century. Each year below opens its own page; the lines under it are that year’s highest-ranked entries.
1330 CE28 entries
- July 28 – Battle of Velbazhd: The Bulgarians under Tsar Michael Shishman (who is mortally wounded) are beaten by the Serbs. Bulgaria does not lose any territory to Serbia, but is powerless to stop the Serbian advance towards the predominantly Bulgarian-populated Macedonia.
- November 9–12 – Battle of Posada: The Wallachians, under Basarab I, defeat the Hungarians, though heavily outnumbered, thus making a firm statement towards the independence of Wallachia.
- December 6 – The British Isles are hit by a great storm, creating large areas of sand dunes on Anglesey.
1331 CE21 entries
- September 8 – Stefan Dušan declares himself king of Serbia.
- September 27 – Battle of Płowce: The German Teutonic Knights and the Poles battle to a draw.
- The Sieges of Cividale del Friuli and Alicante begin.
1332 CE31 entries
- August 10–11 – Battle of Dupplin Moor: Edward Balliol rebels, and the English defeat the loyalists of David II in Scotland.
- November 7 – Lucerne joins the Swiss Confederation with Uri, Schwyz, and Unterwalden.
- December 16 – Battle of Annan: The loyalists of David II defeat Edward Balliol in Scotland.
1333 CE27 entries
- June 6 – William Donn de Burgh, 3rd Earl of Ulster, is murdered as part of the Burke Civil War in Ireland.
- July 19 – Wars of Scottish Independence - Battle of Halidon Hill: Edward III of England decisively defeats Sir Archibald Douglas. Berwick-upon-Tweed returns to English control.
- November 4 – The River Arno floods, causing massive damage in Florence, as recorded by Giovanni Villani.
1334 CE14 entries
- July 18 – The bishop of Florence blesses the first foundational stone laid for the new campanile (bell tower) of the Florence Cathedral (the tower was designed by the artist Giotto).
- December 30 – Pope Benedict XII succeeds Pope John XXII, as the 197th pope.
- Autumn – Battle of Adramyttion: A Christian league defeats the fleet of the Turkish Beylik of Karasi.
1335 CE25 entries
- May 2 – Otto the Merry, Duke of Austria, becomes Duke of Carinthia.
- July 30 – Battle of Boroughmuir: John Randolph, 3rd Earl of Moray defeats Guy, Count of Namur in Scotland.
- November 30 – Battle of Culblean: David Bruce defeats Edward Balliol in Scotland.
1336 CE27 entries
- February 25 – The Kenmu Restoration ends and the Muromachi period begins in Japan; start of the Nanboku-chō period.
- May 19 – The governor of Baghdad, Oirat 'Ali Padsah, defeats Arpa Ke'un near Maraga, contributing to the disintegration of the Ilkhanate.
- July 21–22 – Second War of Scottish Independence: Aberdeen, Scotland is burned by the English.
1337 CE27 entries
- March 16 – Edward the Black Prince establishes the Duchy of Cornwall, becoming the first English Duke.
- August – Second War of Scottish Independence: English forces relieve Stirling Castle, ending Edward III of England's last campaign in Scotland.
- November – Battle of Cadzand: English troops raid the Flemish island of Cadzand.
1338 CE29 entries
- October 5 – Hundred Years' War, English Channel naval campaign: Southampton is destroyed.
- Ashikaga Takauji is granted the title of shōgun by the emperor of Japan, starting the Ashikaga Shogunate.
- A Black Death plague strain originates near Lake Issyk-Kul in modern Kyrgyzstan, according to Syriac tombstone inscriptions and genetic material from exhumed bodies.
1339 CE21 entries
- June – Battle of Laupen: The Canton of Bern defeats the forces of Fribourg.
- September 18 – Emperor Go-Murakami accedes to the throne of Japan.
- September 24 (or 28) – Simone Boccanegra is elected, as the first Doge of Genoa.