Timeline of drafting and ratification of the United States Constitution Timeline of drafting and ratification of the United States Constitution The drafting of the Constitution of the United States began on May 25, 1787, when the Constitutional Convention met for the first time with a quorum at the Pennsylvania State House (now Independence Hall) in Philadelphia, Pennsylvania to revise the Articles of Confederation, and ended on September 17, 1787, the day the Constitution drafted by the convention's delegates to replace the Articles was adopted and signed. The ratification process for the Constitution began that day, and ended when the final state, Rhode Island, ratified it on May 29, 1790. In
Adoption of the Constitution of Ireland Irish Free State Constitution Act 1922, with the entire Irish Act as a schedule, to give effect to the Constitution in British law. Under the 1922 Constitution amendments were governed by Article 50. Article 50, at the time the 1937 Constitution was adopted, provided that constitutional amendments could be enacted by the Oireachtas (parliament) under the same procedure used for the adoption of ordinary laws. De Valera's government repudiated the 1922 Constitution as an unrepublican, foreign imposition and so deliberately provided that the new constitution would be adopted by in a manner outside the terms of the 1922 Constitution. There