Editing 1780 (section)

=== July&ndash;September ===
* [[July 11]] &ndash; French soldiers arrive in Newport, Rhode Island to reinforce the colonists, in the [[American Revolutionary War]].<ref>{{cite web|url=http://www.ushistory.org/march/timeline.htm|title=Timeline of the American Revolutionary War|publisher=Independence Hall|access-date=2007-06-01|archive-url=https://web.archive.org/web/20070530054927/http://ushistory.org/march/timeline.htm|archive-date=2007-05-30<!--Added by DASHBot-->}}</ref>
* [[July 17]] &ndash; The first bank created in the United States, the Bank of Pennsylvania, is chartered.<ref name=Ferguson/> 
* [[August 9]] &ndash; [[American Revolutionary War]]: Spanish [[admiral]] [[Luis de Córdova y Córdova]] [[Action of 9 August 1780|captures]] a British [[convoy]] totalling 55 vessels amongst [[Indiamen]], [[frigate]]s and other cargo ships off [[Cape St. Vincent]].<ref>{{cite book|last=Hattendorf|first=John|title=Naval policy and strategy in the Mediterranean: past, present, and future|publisher=Taylor & Francis|year=2000|page=37|isbn=0-7146-8054-0}}</ref><ref>{{cite book|last=Harbron|first=John|title=Trafalgar and the Spanish Navy|publisher=Conway Maritime Press|year=1988|page=84|isbn=0-85177-477-6}}</ref>
* [[August 16]] &ndash; [[American Revolutionary War]] &ndash; [[Battle of Camden]]: British troops inflict heavy losses on a Patriot army at [[Camden, South Carolina]].
* [[August 24]] &ndash; [[Louis XVI of France]] abolishes the use of torture in extracting confessions.
* [[September 21]] &ndash; [[Benedict Arnold]] gives detailed plans of [[West Point, New York|West Point]] to Major [[John André]]. Three days later, André is captured, with papers revealing that Arnold was planning to surrender West Point to the British.
* [[September 25]] &ndash; [[Benedict Arnold]] flees to British-held New York.
* [[September 29]] &ndash; The Danish ship-of-the-line [[HDMS Printz Friderich (1764)|Printz Friderich]] runs aground on the [[Kobbergrund]] shoal and is a total loss