May 4 » Religious reformers John Wycliffe and Jan Hus are condemned as heretics at the Council of Constance.
July 6 » Jan Hus is condemned by the assembly of the council in the cathedral as a heretic and sentenced to be burned at the stake. (See Deaths section.)
August 2 » Thomas Grey is executed for participating in the Southampton Plot.
August 21 » Henry the Navigator leads Portuguese forces to victory over the Marinids at the Battle of Ceuta.
October 25 » Hundred Years' War: Henry V of England, with his lightly armoured infantry and archers, defeats the heavily armoured French cavalry in the Battle of Agincourt.
May 25 » Henry the Navigator is appointed governor of the Order of Christ.
June 7 » Troops of the Republic of Venice capture Udine, ending the independence of the Patria del Friuli.
July 14 » Battle of Vítkov Hill, decisive victory of Czech Hussite forces commanded by Jan Žižka against Crusade army led by Sigismund, Holy Roman Emperor.
September 1 » A 9.4 MS-strong earthquake shakes Chile's Atacama Region causing tsunamis in Chile as well as Hawaii and Japan.
October 28 » Beijing is officially designated the capital of the Ming dynasty when the Forbidden City is completed.
When copying data from this family tree, please include a reference to the origin: Brian K. Stephenson , "Stephenson Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/stephenson-family-tree/I63304.php : accessed May 5, 2025), "Margaret de Pershale (1393-1420)".
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