Final answer:
The Articles of Confederation were the first constitution of the United States, established during the American Revolution. They had limited powers for Congress and were later replaced by the Constitution due to weaknesses in central authority.
Step-by-step explanation:
The Articles of Confederation were established in 1781 during the American Revolution. They served as the first constitution of the United States, defining the structure of the government and the relationship between the states. Under the Articles, Congress had limited powers, including the ability to conduct foreign affairs, declare war, and manage postal services. However, the Articles were eventually replaced by the Constitution in 1787 due to weaknesses in central authority, such as the inability to collect taxes or regulate commerce.
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