Extra Credit: Optional: Please put the following events into timeline order. Question 26 options: US Constitution ratified
Articles of Confederation is ratified
Pinckney Proposal
Philadelphia Convention
US Bill of Rights ratified
Annapolis Convention

First is the Confederation being ratified, March 1st 1781

Second is the Annapolis Convention, September 11 - 14th 1786

Third is the Philadelphia Convention, May 25th 1787

Fourth is the Pickney Plan, May 29th 1787

Fifth is the Constitution being ratified, June 21st 1788

Sixth, and last, is the Bill of Rights being ratified, December 15th 1791

answer; /// i believe that the correct answer is (d)the huang he river valley;