Historical Events In 1373
Sunday, 21 December 2025
Jun 13 Anglo-Portuguese Treaty of Alliance (world's oldest) signed on this day in history. 


Jun 13 Anglo-Portuguese Treaty of Alliance (world's oldest) signed in London in the year 1373. 


Jun 25 Johanna II, Queen of Naples (1414-35) in the year 1373. 


Jul 23 In the year 1373 birgitta van Sweden, Swedish saint, dies 


Nov 30 Ferdinand I, the Righteous, king of Aragon/Sicily in the year 1373. 


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