Editing 1493 (section)

== Events ==
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=== January&ndash;December ===
* [[January 19]] &ndash; [[Treaty of Barcelona]]: [[Charles VIII of France]] returns [[Cerdagne]] and [[Roussillon]] to [[Ferdinand II of Aragon|Ferdinand of Aragon]].<ref>{{cite web|url=http://www.historyorb.com/events/date/1493 |title=Historical Events for Year 1493 &#124; OnThisDay.com |website=Historyorb.com |date=November 21, 1493 |access-date=2017-04-22}}</ref>
* [[March 1]] &ndash; [[Martín Alonso Pinzón]] returns to the city of Bayona in Spain from the voyage of discovery, sending the first notice about the discovery to the Catholic Monarchs ([[Christopher Columbus]] is delayed by a storm in the [[Azores]]).
* [[March 4]] &ndash; [[Christopher Columbus]] anchors in [[Lisbon]] and completes his February 15 [[Columbus's letter on the first voyage|letter on the first voyage]], conveying the news of his discoveries.
* [[March 15]] &ndash; [[Christopher Columbus]] and [[Martín Alonso Pinzón]] return to [[Palos de la Frontera]], the original port in Spain from where they started the first voyage of discovery. 
* [[April 12]] &ndash; [[Battle of Anfao]]: [[Askia Mohammad I]] defeats [[Sonni Baru]], and usurps the throne of the [[Songhai Empire]].<ref name="hutchinson">{{cite encyclopedia |last=Williams |first=Neville |title=1493 |encyclopedia=The Hutchinson Chronology of World History: 1492-1775 - The Expanding World |date=1999 |publisher=Helicon Books |location=Abington, UK |isbn=978-1-85-986282-7}}</ref>
* [[May 4]] &ndash; In the [[papal bull]] ''[[Inter caetera]]'', [[Pope Alexander VI]] decrees that all lands discovered 100 leagues (or further west) of the [[Azores]] are Spanish.
* [[August 19]] &ndash; [[Maximilian I, Holy Roman Emperor|Maximilian I]] succeeds his father, [[Frederick III, Holy Roman Emperor|Frederick III]], as [[Holy Roman Emperor]].
* [[September 9]] &ndash; [[Battle of Krbava Field]] in southern [[Croatia]]: Forces of the [[Ottoman Empire]] defeat those of the [[Croatia in the union with Hungary|Kingdom of Croatia]].
* [[September 24]] &ndash; [[Christopher Columbus]] leaves [[Cádiz]] on his [[Voyages of Christopher Columbus#Second voyage|second voyage of exploration]].
* [[September 26]] &ndash; [[Pope Alexander VI]] issues the [[papal bull|bull]] ''[[Dudum siquidem]]'' to the [[Catholic Monarchs]], extending the grant of newly discovered lands he made them in ''[[Inter caetera]]''.
* [[November 19]] &ndash; Christopher Columbus lands on the coast of the island of Borinquen, which he renames [[San Juan, Puerto Rico|San Juan]] (modern-day [[Puerto Rico]]).

=== Date unknown ===
* [[Kingdom of England|England]] imposes sanctions on [[Burgundy (region)|Burgundy]] for supporting [[Perkin Warbeck]], the pretender to the English throne.<ref>{{cite book|last1=Palmer|first1=Alan|last2=Palmer |first2=Veronica|year=1992|title=The Chronology of British History|publisher=Century Ltd|location=London|pages=135–138|isbn=0-7126-5616-2}}</ref>
* [[James IV of Scotland]] seizes lands of [[John MacDonald II]], putting an end to the [[Lord of the Isles]].
* [[Huayna Capac]] becomes emperor of the [[Inca Empire]].
* [[Leonardo da Vinci]] creates the first known design for a [[Leonardo's aerial screw|helicopter]].
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