What is the name of the U.S. war between the North and the South?

1. The North and the South fought each other inside the United States. 2. That war is called the Civil War, or the War between the States. 3. The Cold War was a later struggle with a different concern, so it is not the war between North and South. _Source: USCIS Civics Flash Cards M-623 (rev. 02/12), public domain, official civics question 73_