Editing 1576 (section)

=== April&ndash;June ===
* [[April 14]] &ndash; [[Ishiyama Hongan-ji War]]: In [[Japan]], the Third Battle of Ishiyama begins as [[Oda Nobunaga]] sends 10,000 soldiers against the [[Ashikaga shogunate]] to capture the Honganji Temple. 
* [[April 25]] &ndash; Documents for the [[Union of Delft]] are signed by Dutch leader [[William the Silent|Willem van Oranj]] to create a federation of [[Holland]] and [[Zeeland]].<ref>"William the Silent", in ''The Thirty Years War'', by [[C. V. Wedgwood]], (Jonathan Cape Ltd., 1945) pp.160-163</ref>
* [[May 1]] &ndash; [[Stephen Báthory]], the [[Hungarians|Hungarian]] Prince of [[Transylvania]], is crowned king of Poland.
* [[May 6]] &ndash; The [[Edict of Beaulieu]], negotiated by Monsieur Francois, [[Francis, Duke of Anjou|Duke of Anjou]] and brother of  King [[Henry III of France]], ends the [[Fifth War of Religion]]. By the terms of the "Peace of Monsieur" that led to agreement on the Edict, freedom of worship is granted again to the  Protestant Hugueonots.<ref>Pierre Miquel, ''Les Guerres de Religion'' (Fayard, 1980) p.314</ref>
* [[May 14]] &ndash; [[Tahmasp I]], the Shah of [[Safavid Iran]] for almost 52 years, is accidentally poisoned after being treated by the palace physician, Abu Naser Gilani. Tahmasp's death is followed by a deadly struggle for control of Iran.<ref>"PARIḴĀN ḴĀNOM", by Manuchehr Parsadust, ''Encyclopaedia Iranica'' (2009)</ref>
* [[May 15]] &ndash; Tahmap's son [[Haydar Mirza Safavi]] declares himself the new Safavid Shah of Iran, the day after the death of his father. Later in the day, Haydar is assassinated by members of the palace guard who are loyal to Haydar's brother, [[Ismail II|Ismail Mirza]].<ref>David Blow, ''Shah Abbas: The Ruthless King Who became an Iranian Legend'' (I. B. Tauris, 2009) p.20</ref> Haydar attempts to disguise himself as a woman in the royal harem, but is discovered and beheaded.
* [[May 27]] &ndash; An attempt by the Dutch Republic to end the [[Siege of Zierikzee]] and free the city from Spain fails after Spanish forces are tipped off about a surprise attack. Dutch Admiral [[:nl:Louis de Boisot|Lodewijk van Boisot]] is killed in the battle.
* [[June 13]] &ndash; Dutch forces withdraw from their attempt to free Zierikzee, and the city is left to defend itself. The defenders then begin negotiations with the Spanish attackers, commanded by General [[Cristóbal de Mondragón]].
* [[June 18]] &ndash; In the [[Battle of Haldighati]] in India, Mughal Imperial forces, led by [[Man Singh I]] of Amer, decisively defeat the [[Mewar Kingdom]] led by [[Maharana Pratap]].