January 31 » The Treaty of Lyon ends the Italian War, confirming French domination of northern Italy, while Spain receives the Kingdom of Naples.
February 29 » Christopher Columbus uses his knowledge of a lunar eclipse that night to convince Jamaican natives to provide him with supplies.
July 2 » Bogdan III the One-Eyed becomes Voivode of Moldavia.
September 8 » Michelangelo's David is unveiled in Piazza della Signoria in Florence.
September 13 » Queen Isabella and King Ferdinand issue a Royal Warrant for the construction of a Royal Chapel (Capilla Real) to be built.
December 8 » Ahmad ibn Abi Jum'ah penned his Oran fatwa, arguing for the relaxation of Islamic law requirements for the forcibly converted Muslims in Spain.
May 18 » The Great Siege of Malta begins, in which Ottoman forces attempt and fail to conquer Malta.
June 23 » Dragut, commander of the Ottoman navy, dies during the Great Siege of Malta.
September 8 » St. Augustine, Florida is founded by Spanish admiral and Florida's first governor, Pedro Menéndez de Avilés.
September 8 » The Knights of Malta lift the Ottoman siege of Malta that began on May 18.
September 11 » Ottoman forces retreat from Malta ending the Great Siege of Malta.
October 18 » Ships belonging to the Matsura clan of Japan fail to capture the Portuguese trading carrack in the Battle of Fukuda Bay, the first recorded naval battle between Japan and the West.
When copying data from this family tree, please include a reference to the origin: Bram de Roo, "Genealogy van de families Van Elswijck, De Roo, Wilhelm en Wolters", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-van-elswijck-de-roo-wilhlem-en-wolters/I12887.php : accessed August 9, 2025), "Joannes de ROO (1504-1565)".
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