What were total casualties in the civil war?

The total casualties in the American Civil War, which lasted from 1861 to 1865, are estimated to be around 620,000 to 750,000 soldiers, making it one of the deadliest conflicts in American history. This figure includes those who died from combat-related injuries, disease, and other war-related causes. Civilian casualties are harder to quantify but are also significant, adding to the overall toll of the war. The devastating impact of these losses shaped the nation for years to come.