August 7 » Battle of Guinegate, French troops of King Louis XI were defeated by the Burgundians led by Archduke Maximilian of Habsburg.
September 4 » The Treaty of Alcáçovas is signed by the Catholic Monarchs of Castile and Aragon on one side and Afonso V and his son, Prince John of Portugal.
When copying data from this family tree, please include a reference to the origin: Hans Pruckmuller, "Family tree Van Willigen", database, Genealogy Online (https://www.genealogieonline.nl/van-willigen-stamboom/I20016.php : accessed January 27, 2026), "Yolanda van Lalaing van Bignicourt (????-1479)".
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