Answer:
Answer: The Wilmot Proviso
I think it was in the United states :)
What was common is that they were both fought as plans of Lee to move the fighting no Northern Parts of the federation. Antietam ended in a draw, while Gettysburg became a victory for the Union.
Logic now
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Answer:
The Treaty of Paris was signed in Paris, France on September 3, 1783. This ended the American Revolutionary War, and gave the colonies their independence from Great Britain. They could now form their own government and make their own laws. This freedom was the most important effect of the American Revolution