World War 1 was a complicated mess that led to about 40 million casualties. Let's examine what sparked this whole conflict and look at some gruesome battles that took place.
Music: "Chase Pulse", "Movement Proposition", "Dreams Become Real", "Floating Cities", "Hitman", "Hot Pursuit", "Heartbreaking", "Clash Defiant", "Volatile Reaction"
Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 3.0
