Editing 1408 (section)

=== April&ndash;June ===
* [[April 8]] &ndash; [[Appenzell Wars]]: In the [[Appenzell]] region of [[Switzerland]], the alliance of the region with St. Gallen, the  ("alliance over the lake", referring to the nearby [[Lake Constance]] fails in its attempt to liberate the city of [[Bregenz]] from Austrian rule.<ref name=HLS/> From the [[Holy Roman Empire]], [[Rupert of Germany|King Rupert of Germany]] orders the dissolution of the ''Bund ob dem See''.<ref name="HLS"/>
* [[May 18]] &ndash; [[Western Schism]]: In response to the January 12 ultimatum by France, the antipope Benedict publishes a [[papal bull|bull]] directing the [[excommunication]] of anyone, including King Charles VI, who attempted to withdraw obedience to the Avignon Papacy. The bull, "a major tactical mistake" by Benedict, gives the leaders of the [[University of Paris]] a pretext to declare those who had carried the bull to be guilty of high treason, and to accuse Benedict to be guilty of an attack on the royal dignity and national honor. King Charles then withdraws further support of Pope Benedict and proclaims the neutrality of France in the schism between Avignon and Rome.<ref name=Creighton/>
* [[May 28]] &ndash; A representative of Burma's Kingdom of Ava apologizes to the Ming dynasty Emperor of China for the kingdom's occupation of China's vassals, the [[Shan States]], particularly the [[Mongyang State]], whose monarch was killed in 1406.<ref>{{cite journal |last=Fernquest |first=Jon |title=Crucible of War: Burma and the Ming in the Tai Frontier Zone (1382–1454) |journal=SOAS Bulletin of Burma Research |volume=4 |number=2 |date=Autumn 2006 |pages=51–52 |url=https://www.soas.ac.uk/sbbr/editions/file64417.pdf}}</ref>  
* [[June 15]] &ndash; After receiving the news that France will no longer support his Avignon Obedience, the Antipope Benedict XIII issues the Bull ''Celestis altitudo'', summoning the a council [[Council of Perpignan|to meet on November 1]] at the French city of [[Perpignan]], and then flees from the French-controlled Italian region of [[Genoa]] to avoid arrest.<ref>{{cite book|editor=J. D. Mansi|title=Sacrorum Conciliorum nova et amplissima collectio|url=https://books.google.com/books?id=zuJVAAAAcAAJ|edition=novissima|volume=Tomus XXVI (26)|year=1784|publisher=Antonius Zatta|location=Venice|language=Latin|pages=1103–1109}}</ref>