Editing 1437 (section)

=== April&ndash;June ===
* [[April 2]] &ndash; A [[bubonic plague]] epidemic strikes the independent city of [[Dubrovnik|Ragusa]] (now [[Dubrovnik]] in [[Croatia]]) capital of the [[Republic of Ragusa]], and a group of 10 patricians reject the chance to flee, staying to govern the city. Within 15 days, nine of the ten are dead, and only Marin Simunov Rastic survives. The progress of the plague, which lasts for more than two months, is chronicled by an Italian-born resident, Opis Diversis.<ref name=Tomic>Zlata Blazina Tomic and Vesna Blazina, ''Expelling the Plague: The Health Office and the Implementation of Quarantine in Dubrovnik, 1377-1533'' (McGill-Queen's University Press, 2015) pp.120-121 {{ISBN|9780773597129}}</ref>
* [[April 23]] &ndash; [[Malmö]] in [[Denmark]] (now [[Sweden]]) receives its current [[coat of arms]].
* [[April 23]] &ndash; [[Pope Eugene IV]] issues the papal bull ''Dominatur Dominus'' to further safeguard the rights of the [[Guanches]], the natives of the Portuguese-controlled Canary Islands.<ref>{{cite book |last=Castañeda Delgado |first=Paulino |title=La Teocracia Pontifical en las controversias sobre el Nuevo Mundo |publisher=Universidad Autónoma de México |year=1996 |chapter=La Santa Sede ante las empresas marítimas ibéricas |chapter-url=http://www.bibliojuridica.org/libros/2/725/14.pdf |isbn=978-9683651532 |url-status=dead |archive-url=https://web.archive.org/web/20110927135626/http://www.bibliojuridica.org/libros/2/725/14.pdf |archive-date=27 September 2011 }}</ref>
* [[May 1]] &ndash; In [[Bohemia]], the [[Sion Castle]] near [[Kutná Hora]] in what is now the Czech Republic is [[:cs:Obléhání hradu Sion|besieged by royal forces]] sent by the [[Sigismund of Luxembourg|Emperor Zikmund Lucemburský]] and commanded by his [[Hofmeister (office)|Hofmeister]], [[Hynce Ptáček of Pirkštejn]]. The siege, defended by the Taborite Hussite [[Jan Roháč of Dubá]], lasts for four months before succeeding.<ref>''Ze starých letopisů českých'' ("From the Old Czech Chronicles") (Svoboda Press, 1980) p.125</ref>
* [[May 18]] &ndash; (Full moon of [[Nayon]] [[Burmese calendar|799 M.E.]]) In Burma, King [[Mohnyin Thado]] of [[Kingdom of Ava|Ava]] announces that, effective March 30, 1438, the year will be recalibrated after [[Burmese calendar|799 M.E.]] to will become [[Burmese calendar|2 M.E.]], as part of the recommendations of his astrologers.<ref>{{cite book|last=Kala|first=U|author-link=U Kala|title=[[Maha Yazawin]]|publisher=Ya-Pyei Publishing|location=Yangon|orig-year=1724|year=2006|page=70| edition=4th printing|language=Burmese|volume=1–3}}</ref>
* [[May 21]] &ndash; During a visit by [[Philip the Good|Phillip III of Burgundy]], who still controls parts of France while his war against King Charles VI continues, rebels in the city of [[Bruges]] take over and lynch his representative, Marshal [[Jean de Villiers de L'Isle-Adam]], while Philip himself narrowly escapes capture.<ref>{{cite book |language=fr|first=Paul et A.-M.|last=Bonenfant|title=Philippe le Bon: sa politique, son action (Philip the Good: his policy, his action)|publisher=De Boeck Université|year=1996|page=476}}</ref>
* [[June 6]] &ndash; A peasant army gathers at Babolna during the [[Transylvanian peasant revolt]] against King Sigismund of Hungary and defeat the Hungarian Governor, Ladislaus Csaki.<ref>"Transylvanian peasant revolt", in ''Dictionary of Battles and Sieges: A Guide to 8,500 Battles from Antiquity Through the Twenty-first Century'', ed. by Tony Jacques (Greenwood Press, 2006) p.90</ref>
* [[June 24]] &ndash; On the feast day of St. John the Baptist, the plague in Ragusa is declared at an end.<ref name=Tomic/>