Editing 1520 (section)

=== April&ndash;June ===
*[[April 2]] &ndash; [[Juan de Cartagena]], formerly captain of the largest ship on the Magellan expedition, ''[[:es:San Antonio (nao)|San Antonio]]'', escapes captivity from the ''Victoria'' and begins a [[mutiny]] against Ferdinand Magellan.<ref name=Beaglehole>{{cite book|last=Beaglehole |first=J.C. | authorlink=John Beaglehole |title=The Exploration of the Pacific |publisher=Stanford University Press |year=1968 |pages=25–26 |isbn=9780804703109}}</ref> He is joined by [[Gaspar de Quesada]], captain of the '' Concepción'', and [[Luis de Mendoza (explorer)|Luis de Mendoza]], captain of the ''Victoria''. On the first day of the rebellion, under the pretense of delivering Magellan's letter of surrender to the ''Victoria'', several crew from the Magellan's flagship ''Trinidad'' stab Mendoza to death, and the rest of the ''Victoria'' crew seizes the mutineers.<ref name=Beaglehole/>
*[[April 3]] &ndash; The crew of the ''San Antonio'' surrenders to Magellan after being unable to stop drifting in strong winds and being fired at by a cannon, and Gaspar de Quesada surrenders the ''Concepcion''.<ref name=Beaglehole/> Four days later, Quesada is beheaded along with other mutineers, while Cartagena is left on an island by Magellan in August.
*[[April 16]] &ndash; [[Revolt of the Comuneros]]: Citizens of [[Toledo, Spain|Toledo]], [[Kingdom of Castile|Castile]] opposed to the rule of the [[County of Flanders|Flemish]]-born [[Charles V, Holy Roman Emperor]], rise up when the royal government attempts to unseat radical city councilors.<ref>{{cite book |last1=Haliczer |first1=Stephen |title=The Comuneros of Castile : the forging of a revolution, 1475-1521 |date=1981 |publisher=University of Wisconsin Press |location=Madison |isbn=978-0-299-08500-1 |pages=160–161 |url=https://archive.org/details/comunerosofcasti0000hali/page/160/mode/2up?q=flemish |access-date=22 July 2023}}</ref>
*[[May 7]] &ndash; The semi-independent [[Duchy of Mecklenburg]], in what is now [[Germany]], is partitioned into two duchies, [[Duchy of Mecklenburg-Schwerin|Mecklenburg-Schwerin]] and [[Duchy of Mecklenburg-Strelitz|Mecklenburg-Strelitz]].<ref>Gustav Hempel, ''[https://books.google.com/books?id=_2UAAAAAcAAJ&dq=Neubrandenburg+Hausvertrag&pg=RA1-PA53 Geographisch-statistisch-historisches Handbuch des Meklenburger Landes]'' (Güstrow Frege, publisher, 1837), p. 52–53.</ref>
*[[May 22]] &ndash;
**The [[Massacre in the Great Temple of Tenochtitlan]] takes place in Mexico after the Aztec Emperor [[Moctezuma II]] is allowed by the Deputy Governor of New Spain, [[Pedro de Alvarado]], to host Aztec nobles at the Great Temple at [[Tenochtitlan]] to celebrate the Feat of [[Toxcatl]] in honor of the god [[Tezcatlipoca]]. Alvarado uses the opportunity to kill more than 600 Aztec warriors and commanders, but spares Moctezuma.<ref name="Tena 2008">{{cite book |last=Tena |first=Rafael |title=El Calendario Mexica y la Cronografía |publisher=Instituto Nacional de Antropología e Historia |location=México, D.F |year=2008 |isbn=9789680302932 |oclc=704511699 |language=es |pages=48, 108}}</ref><ref name="Martinez 1994">{{cite journal |title=Doña Isabel Moctezuma, Tecuichpotzin (1509- 1551) |first=Rodrigo |last=Martínez |journal=Revista de la Universidad de México |url=http://www.revistadelauniversidad.unam.mx/ojs_rum/files/journals/1/articles/14010/public/14010-19408-1-PB.pdf |location=México |publisher=Universidad Nacional Autónoma de México |oclc=225987442 |date=July 1994 |volume=49 |issue=522 |pages=40–43}}</ref>
**The Magellan expedition loses its first ship as the caravel ''[[:es:Santiago (carabela)|Santiago]]'' is wrecked in a storm while sailing inland on Argentina's [[Santa Cruz River (Argentina)|Santa Cruz River]]<ref name=Bergreen>{{Cite book |last=Bergreen |first=Laurence |title=Over the Edge of the World: Magellan's Terrifying Circumnavigation of the Globe |date=2006 |publisher=Blackstone Audio |pages=156, 191–192 |isbn=978-0-7927-4395-8 |oclc=1011550094 |type=audio book}}</ref>
* [[June 7]] &ndash; King [[Henry VIII of England]] and King [[Francis I of France]] meet at the famous [[Field of the Cloth of Gold]].<ref>{{cite book|author=Winston Churchill|title=History of the English Speaking Peoples: Based on the Text of 'A History of the English-speaking Peoples' by Sir Winston Churchill|url=https://books.google.com/books?id=qSTvAAAAMAAJ|year=1969|publisher=B.P.C. Publishing|page=1096}}</ref>
* [[June 10]] &ndash; [[Revolt of the Comuneros]]: [[Segovia]] is blockaded.
* [[June 15]] &ndash; [[Pope Leo X]] issues the bull ''[[Exsurge Domine]]'' (Arise O Lord), threatening [[Martin Luther]] with excommunication, if he does not recant his position on indulgences and other Catholic doctrines.<ref>{{cite book |last1=Kolb |first1=Robert |last2=Dingel |first2=Irene |last3=Batka |first3=L'ubomir |chapter=Luther's Life|title=The Oxford Handbook of Martin Luther's Theology |date=1 April 2014 |publisher=Oxford University Press |page=14 |doi=10.1093/oxfordhb/9780199604708.013.001 |isbn=978-0-19-960470-8 |chapter-url=https://academic.oup.com/edited-volume/34343/chapter/327331207 |access-date=22 July 2023}}</ref>
* [[June 29]] &ndash; [[Moctezuma II]], [[Aztec]] ruler of [[Tenochtitlan]], is assassinated by other Aztec leaders as he attempts to address his people.<ref>{{cite book|last=Díaz|first=Bernal|author-link=Bernal Díaz del Castillo|editor-last=Carrasco|editor-first=Davíd|title=The History of the Conquest of New Spain|year=2008|publisher=University of New Mexico Press|location=Albuquerque|pages=222–223|isbn=978-0-8263-4287-4|url=https://iu.instructure.com/courses/1479413/files/57622696/download|access-date=22 May 2018}}</ref> His brother [[Cuitláhuac]] rises to the throne.