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 which had come into force on 6 December 1922, marking the state's independence from the United Kingdom. The original text of the 1922 Constitution was a schedule to the Constitution of the Irish Free State (Saorstát Eireann) Act 1922, passed by the Third Dáil sitting as a Constituent Assembly on 25 October 1922. This Act has subsequently been regarded by Irish courts as sufficient in itself to bring the Constitution into effect. However, the view of the British government at the time was different, and the Parliament of the United Kingdom passed on 5 December 1922 its own act, the