1780 events in history

Jan 16 American Revolutionary War: Battle of Cape St. Vincent
Mar 14 American Revolutionary War: Spanish forces capture Fort Charlotte in Mobile, Alabama, the last British frontier post capable of threatening New Orleans in Spanish Louisiana
Mar 17 American Revolution: George Washington grants the Continental Army a holiday "as an act of solidarity with the Irish in their fight for independence"
Apr 16 The University of Münster in Münster, North Rhine-Westphalia, Germany is founded
May 12 American Revolutionary War: In the largest defeat of the Continental Army, Charleston, South Carolina is taken by British forces
May 13 The Cumberland Compact is signed by leaders of the settlers in early Tennessee
May 19 New England's Dark Day: A combination of thick smoke and heavy cloud cover causes complete darkness to fall on Eastern Canada and the New England area of the United States at 10:30 A.M
May 29 American Revolutionary War: At the Battle of Waxhaws, the British continue attacking after the Continentals lay down their arms, killing 113 and critically wounding all but 53 that remained
Jun 23 American Revolution: Battle of Springfield fought in and around Springfield, New Jersey (including Short Hills, formerly of Springfield, now of Millburn Township)
Aug 16 American Revolutionary War: Battle of Camden: The British defeat the Americans near Camden, South Carolina
Aug 22 James Cook's ship HMS Resolution returns to England (Cook having been killed on Hawaii during the voyage)
Sep 21 American Revolutionary War: Benedict Arnold gives the British the plans to West Point
Sep 23 American Revolution: British Major John André is arrested as a spy by American soldiers exposing Benedict Arnold's change of sides
Sep 24 Benedict Arnold flees to British Army lines when the arrest of British Major John André exposes Arnold's plot to surrender West Point
Oct 2 John André, British Army officer of the American Revolutionary War, is hanged as a spy by American forces
Oct 7 American Revolutionary War: Battle of Kings Mountain: American Patriot militia defeat Loyalist irregulars led by British major Patrick Ferguson in South Carolina
Oct 10 The Great Hurricane of 1780 kills 20,000–30,000 in the Caribbean
Oct 16 Royalton, Vermont and Tunbridge, Vermont are the last major raids of the American Revolutionary War
Nov 4 Jose Gabriel Condorcanqui aka Tupac Amaru starts his Rebellion on Peru against Spain
Nov 5 French-American forces under Colonel LaBalme are defeated by Miami Chief Little Turtle
Nov 9 American Revolutionary War: In the Battle of Fishdam Ford a force of British and Loyalist troops fail in a surprise attack against the South Carolina Patriot militia under Brigadier General Thomas Sumter