Conversation so far:
can us president serve more than two non consecutive terms
The Twenty-second Amendment to the United States Constitution limits the maximum presidential terms one president can serve to two.
why was the 22nd amendment made
After Franklin D. Roosevelt won a third and fourth term, concerns rose about the potential issues involved with a president serving an unlimited number of terms.

Question: when was the amendment approved
Self-contained rewrite: when was the 22nd amendment approved