Editing 1663 (section)

=== April&ndash;June ===
* [[April 17]] &ndash; The Ottoman Empire [[Austro-Turkish War (1663–1664)|declares war]] against [[Leopold I, Holy Roman Emperor]], beginning the Austro-Turkish War.
* [[May 7]] &ndash; The [[Theatre Royal, Drury Lane|King's Theatre]], now called "Drury Lane", opens in [[London]].<ref name="Cassell's Chronology"/>
* [[June 7]] &ndash; Under the pretext of working out a treaty with Dutch settlers in the colony of [[New Netherland]], the [[Esopus people|Esopus tribe]] of the [[Lenape|Delaware people]] enter the fortress at Wiltwijck (now the U.S. city of [[Kingston, New York]]) and stage a surprise attack.  Unbeknownst to the Wiltwijck residents, another group of Esopus warriors had destroyed the village of Nieu Dorp (now [[Hurley, New York]]) earlier in the day.  The episode begins the [[Esopus Wars#Second Esopus War|Second Esopus War]].
* [[June 8]] &ndash; The Portuguese and some English auxiliaries defeat the Spanish Army in the [[Battle of Ameixial]].