Answer:
The last time the United States ever declared war was 1942 which was about 76 years ago.
Explanation:
A union of independent sovereign states is called confederacy.
A confederacy is an association of sovereign states or communities. Confederacy may include tribes, states or communities.
In a confederacy states or people join together for a particular purpose, usually related to politics or trade.
In the American Civil War, Confederacy was the group of southern states that fought to leave the United States and keep slavery.
Answer:
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