Why did the national assembly end

Why did the united states shift away from the policy of isolationism after world war 2?

I’m annoyed but glad that my history teacher left and quit her job as a teacher to become a flight attendant

Select the five weaknesses of the articles of confederation. congress could not declare war or establish an army. congress could not levy taxes. congress could not control trade. not all the states were represented in congress. no national court system. no executive to enforce the laws. congress could not negotiate with foreign governments. the national government could not borrow money. nine of the states had to agree to pass a law.