World War I, also known as the Great War and First World War, was a deadly global conflict that originated in Europe. Beginning from 1914 and lasting until 1918, the First World War left with an estimated nine million combatant deaths and 13 million civilian deaths as a direct result of the conflict. However, the war also brought other important social and ideological changes The U.S., which had won the war but had not experienced the conflict on its territory, became a first world power. The mass mobilization of men led to the incorporation of women into the workforce, which was a major step forward for women's rights. The triumph of the Soviet Revolution (Russian Revolution) and the social crisis that followed the war encouraged workers in many countries to protest, creating a pre ... First World War (World War I) is considered as one of the largest wars in history. The world’s great powers assembled in two opposing alliances: the Allies (British Empire, France and the Russian Empire) versus the Central Powers (Germany and Austria-Hungary). WWI lasted from 28 July 1914 to 11 November 1918. Huge armies deployed new weapons to devastating effect. Over nine million soldiers and an unknown number of civilians lost their lives. Empires crumbled, revolution engulfed Russia, and America...