about how many americans died in the civil war?
As many as 620,000 individuals lost their lives during the Civil War, more than in any other war before or since. Confederate deaths were about 260,000 of which 93,000 were killed in combat, while Union deaths were 360,000 of which 110,000 deaths were in combat. Disease was the major cause of death in the civil war. Out of 620,000 deaths, over 400,000 were from diseases.