April 7 » Francis Xavier leaves Lisbon on a mission to the Portuguese East Indies.
May 8 » Hernando de Soto stops near present-day Walls, Mississippi, and sees the Mississippi River (then known by the Spanish as Río de Espíritu Santo, the name given to it by Alonso Álvarez de Pineda in 1519).
June 26 » Francisco Pizarro is assassinated in Lima by the son of his former companion and later antagonist, Diego de Almagro the younger. Almagro is later caught and executed.
August 23 » French explorer Jacques Cartier lands near Quebec City in his third voyage to Canada.
September 13 » After three years of exile, John Calvin returns to Geneva to reform the church under a body of doctrine known as Calvinism.
September 30 » Spanish conquistador Hernando de Soto and his forces enter Tula territory in present-day western Arkansas, encountering fierce resistance.
When copying data from this family tree, please include a reference to the origin: Irene Jolanda van der Meulen, "Family tree Ype Ypes (waaronder van der Meulen)", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ype-ypes/I5598.php : accessed February 3, 2026), "Mr. Albert van Arentsma (????-1541)".
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