Important Dates in History By francescamolinelli 1775 The Battle of Lexington and Concord https://www.youtube.com/watch?v=IDRSE2Euxs4 1776 The Declaration of Independence is signed https://www.youtube.com/watch?v=vrSeCYSnj5Y 1783 Washington Defeats the British at Yorktown https://www.youtube.com/watch?v=OhGGlDP6LOU 1788 The U.S. Constitution is ratified https://www.youtube.com/watch?v=yHp7sMqPL0g 1789 George Washington is elected 1st U.S. President https://www.youtube.com/watch?v=2X9f2waOKU8