American Civil War course of four years. Intense combat left 620,000 to 750,000 people dead, more than the number of U.S. military deaths in all other wars combined. The war ended when General Robert E. Lee surrendered to General Ulysses S. Grant at the Battle of Appomattox Court House. Confederate generals throughout the southern states followed suit. Much of the South's infrastructure was destroyed, especially the transportation systems. The Confederacy collapsed, slavery was abolished, and four million black slaves were freed. During the Reconstruction Era that followed the war, national unity was slowly restored, the national government expanded its power, and civil rights
American Civil War action involving steam-powered ironclad warships in naval warfare history. Repeating firearms such as the Henry rifle, Spencer rifle, Colt revolving rifle, Triplett & Scott carbine and others, first appeared during the Civil War; they were a revolutionary invention that would soon replace muzzle-loading and single-shot firearms in warfare, as well as the first appearances of rapid-firing weapons and machine guns such as the Agar gun and the Gatling gun. General reference Union Confederacy Ethnic articles Topical articles National articles State articles Memorials American Civil War The American Civil War (also known by other names) was a war fought in the