After WWI the league of nations forced Germany to pay fpr the entire war, and took away all the land they had fought for. So it collapsed the German economy, which inevitably lead to WWII
The major downfall of the Articles of Confederation was simply weakness. The federal government, under the Articles, was too weak to enforce their laws and therefore had no power. The Continental Congress had borrowed money to fight the Revolutionary War and could not repay their debts.
