Surprising Ways WWI Directly Shaped The Way We Live Now

Also known as the Great War, World War I was a horrific world conflict that lasted for roughly four years (1914-1918). You know a bit about WWI from history class: the assassination of Franz Ferdinand, "the War to End All Wars," Allied powers vs. Central powers, trench warfare, Europe forever changed, millions upon millions of lives lost. But do you really know how World War I changed the world?