Which is confederate and which is union?

Answer 1

The Union was a name used to note to the federal government of the United States, which was supported by th twenty free states and five border slave states. It was opposed by 11 Southern slave states that declared secession to join together to form the Confederacy.

The Confederate States of America (also called the Confederacy, the Confederate States, and the CSA) was the government set up from 1861 by 11 southern slave states of the United States of America.