Editing 1518 (section)

=== April&ndash;June ===
* [[April 8]] &ndash; Spanish conquistador [[Juan de Grijalva]] embarks from [[Cuba]] on a mission to explore and conquer [[Mexico]], departing from [[Matanzas]] with four ships and 170 people.<ref name=Cabrera>Cabrera Bernat Ciprián Aurelio. Viajeros en Tabasco: Textos. Texto 1: Juan Díaz, "Itinerario de la Armanda" (Government of the State of Tabasco, 1987. ISBN 968-889-107-X. pp=25</ref>
* [[April 18]] &ndash; The widowed [[Sigismund I the Old]], [[King of Poland]] and [[Grand Duke of Lithuania]], marries [[Duchy of Milan|Milan]]ese noblewoman [[Bona Sforza]] in [[Wawel Cathedral]] and she is crowned as [[Queen consort]] of [[Poland]].<ref>{{cite web|url=https://www.history.ox.ac.uk/a-renaissance-royal-wedding-1518-2018#/|title=A Renaissance Royal Wedding 1518-2018|website=Faculty of History, Oxford University|access-date=March 28, 2021}}</ref>
* [[April 26]] &ndash; [[Martin Luther]] makes the first public defense of his views at a gathering of the Roman Catholic order of [[Augustinians]], at what becomes known as the [[Heidelberg Disputation]] at a lecture hall at [[Heidelberg]] in the [[Electoral Palatinate]] in [[Germany]].<ref>{{citation |last= Kittelson |first=James |title= Luther the Reformer |url= https://books.google.com/books?id=GJHYAAAAMAAJ |access-date= 2012-11-18 |year= 1986 |publisher= Augsburg Publishing House |location= Minneapolis |pages=111–112 |isbn= 978-0-80662240-8}}</ref> While there, he is challenged to a theological debate by [[Johann Eck]], the German leader of the anti-Reformation movement.
* [[May 3]] &ndash; Girjalva and his crew become the first Europeans to find [[Cozumel]] in Mexico.<ref name=Cabrera/>
* [[May 9]] &ndash; A fleet of four Portuguese ships, commanded by [[João da Silveira]] from [[Portuguese India]], arrived in [[Chittagong]] (now part of [[Bangladesh]], but at the time part of the Sultanate of Bengal), reputed to be the wealthiest region in the Indian subcontinent.<ref>{{cite book|last=Ray|first=Aniruddha|year=2012|chapter=Portuguese, The|chapter-url=http://en.banglapedia.org/index.php?title=Portuguese,_The|editor1-last=Islam|editor1-first=Sirajul|editor1-link=Sirajul Islam|editor2-last=Jamal|editor2-first=Ahmed A.|title=Banglapedia: National Encyclopedia of Bangladesh|edition=Second|publisher=[[Asiatic Society of Bangladesh]]}}</ref>
* [[May 19]] &ndash; In [[Venice]], Renaissance artist [[Titian|Tiziano Vecellio]], known as "Titian", unveils his  painting ''[[Assumption of the Virgin (Titian)|Assumption of the Virgin]]'', to the public.<ref>Sheila Hale, ''Titian: His Life'', 2012, HarperPress, p.161 {{ISBN|978-0-00717582-6}}</ref><ref>[[David Rosand]], ''Painting in Sixteenth-Century Venice: Titian, Veronese, Tintoretto'', 1997, Cambridge University Press, 1997, pp.38-40 {{ISBN|0521565685}}</ref>
* [[May 26]] &ndash; A [[transit of Venus]] occurs, but a transit will not be observed or recorded until 120 years later, on [[1639 transit of Venus|December 4, 1639]].<ref>{{cite web |title=NASA - Catalog of Transits of Venus|url=https://eclipse.gsfc.nasa.gov/transit/catalog/VenusCatalog.html |website=eclipse.gsfc.nasa.gov |access-date=21 July 2023}}</ref>
* [[May 30]] &ndash; At the request of [[Pope Leo X]] of the Roman Catholic Church, [[Martin Luther]], father of the [[Protestant Reformation]], writes a lengthy summary of his theology.
* [[June 8]] &ndash; The Girjalva expedition brings the first Europeans to the Yucatan Peninsula in Mexico, arriving at what is now the [[Tabasco]] state.<ref name=Cabrera/>