Explanation:
The American Revolutionary War (1775-1783) was fought between the Kingdom of Great Britain and its thirteen American colonies, which declared their independence as the United States of America. The American Revolutionary War resulted in the United States gaining its independence and becoming a sovereign nation.
The American Civil War (1861-1865) was a civil war fought between the Union (the northern states) and the Confederacy (the southern states) in the United States. The American Civil War was fought over the issues of slavery, states' rights, and the balance of power between the federal government and the states.