February 2 » Spaniard Pedro de Mendoza founds Buenos Aires, Argentina.
May 6 » The Siege of Cuzco commences, in which Incan forces attempt to retake the city of Cuzco from the Spanish.
May 15 » Anne Boleyn, Queen of England, stands trial in London on charges of treason, adultery and incest; she is condemned to death by a specially-selected jury.
May 17 » George Boleyn, 2nd Viscount Rochford and four other men are executed for treason.
May 17 » Henry VIII and Anne Boleyn's marriage is annulled.
July 25 » Sebastián de Belalcázar on his search of El Dorado founds the city of Santiago de Cali.
When copying data from this family tree, please include a reference to the origin: Scott Jeffrey, "Jeffro Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/jeffro-family-tree/I322385372895.php : accessed May 6, 2025), "Joan Roos (1485-1536)".
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