I believe the answer is 1990. If you are not sure about my answer just google it.
It was known as the<span> Abraham Lincoln Brigade...hope that i helped :D</span>
A cause would be the arrival of the Portuguese on the coast of Benin
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.
Hope this helped! :)