Congress approves 19th Amendment to US Constitution, giving women the vote, in 1919

The transcript discusses the approval and ratification of the 19th Amendment, which granted women the right to vote. Congress approved the amendment, with Speaker Gillette and Vice President Marshall signing it for the House and Senate, respectively. The amendment was ratified by 36 states, becoming law on August 26th, 1920.

How many states were required to ratify the 19th Amendment for it to become law?

When was the 19th Amendment officially enacted?