Creating a nation By CaleS Apr 19, 1775 battles of lexington and concord Jul 4, 1776 declaration of independince inacted Sep 19, 1777 battle of saratoga Mar 1, 1781 articles of confediration formally ratified Sep 28, 1781 The Battle of yorktown Sep 3, 1783 treaty of paris May 20, 1785 Land Ordinance of 1785 Aug 29, 1786 shays's rebellion Sep 17, 1787 Constitutional Convention Nov 22, 1787 three fifths compromise Nov 30, 1787 The Great compromise Jan 1, 1788 “Observations on the New Constitution, and on the Federal and State Conventions” is published May 29, 1790 constituton ratified by Rhode Island Mar 2, 1807 Agreed upon date for banning slave trade