Why was it difficult for Congress to fulfill its duties under the Articles of Confederation?

Congress lacked the power to regulate foreign trade
Any congressional action required the executive approval***
Most congressional decisions required the approval of at least nine states
Congress lacked the power to declare war

1 answer

https://www.google.com/search?q=congress+in+articles+of+confederation&oq=congress+in+articles+of+confederation&aqs=chrome..69i57.7325j0j7&sourceid=chrome&ie=UTF-8

I hope you used Google for this question last night rather than waiting for someone else to do so. =)