What were the main problems with the Articles of Confederation that led to the Constitutional Convention of 1787?

Using your knowledge of history, analyze the political and economic effects of the Articles of Confederation from 1781 to 1789 in the United States.
September 8, 2019
Outline the major philosophical themes of the U.S. Constitution and the Articles of Confederation. 
September 8, 2019

What were the main problems with the Articles of Confederation that led to the Constitutional Convention of 1787?

Question Description

What were the main problems with the Articles of Confederation that led to the Constitutional Convention of 1787? How did the national government under the Constitution differ from the Articles of Confederation

Here is something to think about:

Why did the Articles of Confederation not work….that we had to form a Constitutional Convention?