The washington naval conference (1921) the kellogg-briand pact (1928) and the neutrality acts of the 1930s were all attempts by the united states to

Remain isolated from world events.

The US wanted to isolate following World War I but needed assurance the world would not pose a threat. The Washington Conference reduced military size and weapons, the Kellogg-Briand Act outlawed war, and the Neutrality Acts prevented economic connected to warring countries.