January 8 » The papal bull Romanus Pontifex awards the Kingdom of Portugal exclusive trade and colonization rights to all of Africa south of Cape Bojador.
February 4 » In the Thirteen Years' War, the Secret Council of the Prussian Confederation sends a formal act of disobedience to the Grand Master.
March 6 » Thirteen Years' War: Delegates of the Prussian Confederation pledge allegiance to King Casimir IV of Poland who agrees to commit his forces in aiding the Confederation's struggle for independence from the Teutonic Knights.
April 9 » The Treaty of Lodi is signed, establishing a balance of power among northern Italian city-states for almost 50 years.
September 18 » Thirteen Years' War: In the Battle of Chojnice, the Polish army is defeated by the Teutonic knights.
March 2 » Vasco da Gama's fleet visits the Island of Mozambique.
July 31 » On his third voyage to the Western Hemisphere, Christopher Columbus becomes the first European to discover the island of Trinidad.
August 1 » Christopher Columbus becomes the first European to visit what is now Venezuela.
August 17 » Cesare Borgia, son of Pope Alexander VI, becomes the first person in history to resign the cardinalate; later that same day, King Louis XII of France names him Duke of Valentinois.
August 29 » Vasco da Gama decides to depart Calicut and return to Kingdom of Portugal.
September 20 » The Nankai tsunami washes away the building housing the Great Buddha at Kōtoku-in. It has been outside since then.
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/I77553.php : accessed May 6, 2025), "Ulrich WALTER (1454-1524)".
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