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Article VII: Ratification

Signed September 17, 1787 · in force from 1789

In plain English

Says the Constitution takes effect once nine states approve it. Delegates signed it on September 17, 1787; New Hampshire became the ninth state to ratify on June 21, 1788.

Original text

The Ratification of the Conventions of nine States, shall be sufficient for the Establishment of this Constitution between the States so ratifying the Same.

Plain-English summaries are simplified for learning. Courts interpret these words in detail; this is general information, not legal advice.

Source: National Archives · See the 39 signers