The Great War, also known as the First World War, was a global conflict that lasted from 1914 to 1918. The war saw the major powers of the world battle against each other, resulting in millions of casualties. There are several synonyms that have been used to describe this epic conflict, including the World War, the War to End All Wars, the Great European War, and the War of Nations. These terms are used interchangeably to describe the scale and devastating impact of the First World War on the world at large. Despite the passage of time, the Great War remains one of the most significant events in human history.