constitution By james17 Nov 11, 1620 mayflower compact sign Jul 1, 1643 formation of the new england confederation Jun 15, 1715 magna carta signed Mar 1, 1741 articles of confederation signed Jul 10, 1754 albany plan of union announced Sep 5, 1774 congress meets fot the first time Mar 12, 1783 newburgh conspiracy Sep 3, 1783 treaty of paris signed Jan 1, 1784 spain closes mississippi river May 20, 1785 land ordinance Sep 25, 1785 bill of rights ratified Aug 29, 1786 shays' rebellion Sep 11, 1786 annapolis convention May 25, 1787 constitutional convention opens Jul 13, 1787 ordinance of religious freedom Jul 13, 1787 northwest ordinance Jul 16, 1787 the great compromise agreed Oct 15, 1787 federalist papers appear Nov 15, 1787 anti-federalist articles appear Dec 7, 1787 delaware ratifies Feb 4, 1788 massachusetts ratifies constitution Jun 21, 1788 new hampshire ratifies constitution Apr 30, 1789 george washington elected president Sep 25, 1789 bill of rights sent to the states for ratification Sep 28, 1789 constitution sent to the states for ratification