What Happened in 1370
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- Feb 17 Battle at Rudau: Germany beats Lithuania
- Apr 22 Building begins on the Bastille fortress in Paris
- May 22 Jews are expelled and massacred in Brussels, Belgium
- May 24 Hanzesteden signs peace treaty with Danish king Waldemar IV
- Apr 11 Frederick I the Warlike, Elector of Saxony, born in Dresden, Margravate of Meissen, Holy Roman Empire (d. 1428)
- Nov 5 Casimir III the Great, King of Poland (1333-70), dies at 61
- Dec 19 Urban V [Guillaume de Grimoard], 1st Avignon Pope (1362-70), dies