You’re the one that ain’t replying here, also nobody forgets that the Hiroshima and Nagasaki bombings happened. It’s actually heavily debated on if the bombs were necessary or not. Regardless, the reason why The American Revolution, The Civil war, WW1 and WW2 is because they all drastically changed the course of history. And weither you like it or not, your life would be far worse if WW2 or the America Revolution ended differently.