On This Day

Historical Events in March 1781

Articles of Confederation

Mar 1 Continental Congress officially adopts the Articles of Confederation, the first constitution of the United States of America after ratification by the 13th state, Maryland

Scientific Discovery

Mar 13 William Herschel sees what he thinks is a "comet" but is actually the discovery of the planet Uranus

Battle of Interest

Mar 15 Battle of Guilford Court House; British troops under Cornwallis defeat American forces but their heavy losses led to ceding of territory and a strategic loss

Scientific Discovery

Mar 18 Charles Messier rediscovers global cluster M92