The US Civil War, was started by Democrats who were trying to keep their slaves. In that War Democrats killed more Americans than all the foreign despots killed in America's 9 next most costly wars - COMBINED!

Let's Crunch the Numbers:

750,000 Americans Died in the US Civil War

750,000>>678,619!!

https://www.usatoday.com/story/money/2019/06/13/cost-of-war-13-most-expensive-wars-in-us-history/39556983/