Editing 1582 (section)

=== April–June ===
* [[April 2]] – [[1582 Ancuancu earthquake]]: Ancuancu (in modern-day [[La Paz Department, Bolivia|La Paz Department]], [[Bolivia]]) is struck by an earthquake that reportedly buries all of the inhabitants, except for one chief, who reportedly loses the ability to speak.<ref>{{Cite web |url=http://www.eldeber.com.bo/2011/2011-11-23/vernotaahora.php?id=111123012412 |title=El Deber, Noticias de Bolivia y el Mundo |access-date=2011-11-23 |archive-url=https://web.archive.org/web/20111126103032/http://www.eldeber.com.bo/2011/2011-11-23/vernotaahora.php?id=111123012412 |archive-date=2011-11-26 |url-status=dead|language=es}}</ref><ref>{{cite web|title=Hay Riesgo de un Megaterremoto en Bolivia|website=Radio FMBolicia.Ne|url=http://www.fmbolivia.net/noticia25070-hay-riesgo-de-un-megaterremoto-en-bolivia.html|archive-url=https://web.archive.org/web/20140222132708/http://www.fmbolivia.net/noticia25070-hay-riesgo-de-un-megaterremoto-en-bolivia.html|archive-date=2014-02-22|access-date=February 12, 2014|url-status=dead|language=es}}</ref> On the place where the village had stood, the Jacha Kalla ([[Achocalla]]) valley is formed as a result of the earthquake.<ref>{{cite book|author=Bolivia. Dirección General de Estadística y Estudios Geográficos|title=Boletin|url=https://archive.org/details/boletin01mexigoog|year=1909|page=[https://archive.org/details/boletin01mexigoog/page/n75 55]|publisher=Secretaria de fomento}}</ref>
* [[April 3]] – [[Battle of Temmokuzan]]: Unable to reverse the collapse of [[Takeda clan]], [[Takeda Katsuyori]] and his household commit suicide.
* [[April 14]] – King [[James VI]] of [[Kingdom of Scotland|Scotland]] signs a charter creating the Tounis College, which becomes the [[University of Edinburgh]].
* [[April 16]] – [[Spain|Spanish]] conquistador [[Hernando de Lerma]] founds the settlement of [[Salta]], [[Argentina]].
* [[April 17]] – [[Siege of Takamatsu]]: In Japan, [[Toyotomi Hideyoshi]] departs from the [[Himeji Castle]] in the modern-day [[Hyōgo Prefecture]] and begins his march westward with 20,000 soldiers to the [[Bitchū Province]] in the modern-day [[Okayama Prefecture]]. Along the way, he stops at the [[Kameyama Castle (Okayama)|Kameyama Castle]] where he makes a rendezvous with the [[Ukita clan]] and 10,000 additional forces before proceeding toward the Takamatsu Castle.<ref name=Sansom>George Sansom, ''A History of Japan, 1334–1615'' (Stanford University Press, 196) pp. 306–307</ref>
* [[May 17]] – The [[Siege of Takamatsu]] begins as Hideyoshi attacks the forces of [[Shimizu Muneharu]], who has twice as many soldiers. Hideyhoshi orders an engineering project to block the Ashimori River and divert its waters to flood Takamatsu Castle.<ref name=Sansom/> 
* [[June 8]] – [[Siege of Takamatsu]]: Heavy rains and the dikes built by Hideyoshi's forces turn the area around Takamatsu Castle into a lake.<ref name=Sansom/>
* [[June 21]] – (2nd day of the sixth month, [[Tenshō (Momoyama period)|Tenshō]] 10) The [[Honnō-ji Incident]] occurs in [[Kyoto]] in [[Japan]], as Japanese warlord [[Oda Nobunaga]], on the verge of unifying Japan under his rule, is assassinated following a betrayal by a rebel subject, [[Akechi Mitsuhide]].<ref name="toyokeizai167293">{{cite web| url = https://toyokeizai.net/articles/-/167293| title =本能寺の変､｢本当の裏切り者｣は誰なのか 教科書が教えない｢明智光秀｣以外の真犯人| last = Yamagishi | first = Ryoji | author-link =| date = 1 May 2017 | orig-date = | editor-last = | editor-first = | website = Toyo Keizai Online| publisher = [[Toyo Keizai]]| language = ja| trans-title = Honnō-ji Incident, Who is the "real traitor"? The real culprit other than "Akechi Mitsuhide" that textbooks do not teach.| access-date = 10 July 2023}}</ref>
* [[June 23]] – After learning of the assassination of his commander, Oda Nobunaga, [[Shimizu Muneharu]] surrenders Takamatsu Castle to Toyotomi Hideyoshi and, in return for the pledge that the castle's defenders will be spared, commits the ritual suicide of [[seppuku]].<ref>Stephen Turnbull, ''The Samurai Sourcebook'' (Cassell & Co., 2000) pp. 231–232</ref>