Editing 1578 (section)

=== April&ndash;June ===
* [[April 23]] &ndash; (17th day of 3rd month, Tensho 6) The [[Siege of Otate]] begins in Japan after the death of [[Uesugi Kenshin]], the warlord of the [[Echigo Province]].
* [[April 27]] &ndash; The [[Duel of the Mignons]] claims the lives of two favorites of [[Henry III of France]], and two favourites of [[Henry I, Duke of Guise]].<ref>{{cite book|author1=St James Press|author2=Anthony Levi|author3=Retired Professor of French Anthony Levi|title=Guide to French Literature: Beginnings to 1789|url=https://books.google.com/books?id=oqkRAQAAMAAJ|year=1992|publisher=St. James Press|isbn=978-1-55862-159-6|page=223}}</ref>
* [[May 26]] &ndash; The ''[[Alteratie]]'' takes place in [[Amsterdam]], expelling the 24 Catholic members of the 40-man city government, and forming a new council is formed with 30 Calvinist Protestants and 10 Catholics.
* [[May 31]] &ndash; [[Martin Frobisher]] sails from [[Harwich]] in England with 15 ships to North America, where he will arrive at [[Frobisher Bay]] in July on his third expedition.
* [[June 11]] &ndash; [[Humphrey Gilbert]] is granted [[letters patent]] from the English crown to establish a colony in [[North America]].<ref>[http://avalon.law.yale.edu/16th_century/humfrey.asp Letters Patent to Sir Humfrey Gylberte June 11, 1578], from the [[Avalon Project]].</ref>
* [[June 20]] &ndash; The Frobisher expedition reaches [[Greenland]].
* [[June 30]] &ndash; After having come into conflict on May 17 with his fellow officer, [[Thomas Doughty (explorer)|Thomas Doughty]], during their circumnavigation of the world, [[Francis Drake]] puts Doughty on trial while the flagship ''Pelican'' is docked at what is now Argentina. A jury of sailors convicts Doughty of treason and attempted mutiny. Doughty is beheaded on July 2.<ref>Harry Kelsey, ''Sir Francis Drake: the Queen's Pirate'' (Yale University Press, 1998) pp.108-109</ref>