American Civil War (1861–1865) was a major war between the North (Union) and South (Confederacy) and caused the death of more than 620,000 Americans. More Americans were killed during the American Civil War than all previous US wars combined. American Civil War discusses Causes of the Civil War, Civil War facts, Civil War battles, Civil War soldiers, Civil War casualties, Civil War battlefields, Civil War maps, Union army, Confederate military, Civil War weapons, Civil War timeline, etc.