Which 19th-century conflict remains the deadliest war in American history?
Show answer
The American Civil War
The war resulted in an estimated 620,000 to 750,000 deaths, more than all other U.S. wars combined up to the Vietnam War. It led to the abolition of slavery in the United States.
Also asked as:
- What 1800s war resulted in more American deaths than any other conflict in U.S. history?