Plsss what do I put- it says Canada is the _ of the United States

Canada is the Hat of the U.S. I think.

because of its location and commercial importance, atlanta was used as a center for military operations and as a supply route by the confederate army during the civil war. therefore, it also became a target for the union army. general william tecumseh sherman and his troops captured the city in 1864.

a.

congress passed laws allowing for free passage between states.