World War I 1919 Paris Peace Conference. The formation of the League of Nations was intended to prevent another world war, but for various reasons failed to do so. The rise of the Nazi Party and their central role in World War II led to a focus on how the Treaty of Versailles affected Germany, but the peace treaties in addition to various secret agreements during the war also transformed borders throughout Europe, Asia and the Middle East, with repercussions that still echo to this day. The term "First World War" was first used in September 1914 by German biologist and philosopher Ernst
Declarations of war during World War I Declarations of war during World War I This is a timeline of formal declarations of War during World War I. A declaration of war is a formal act by which one nation goes to war against another. A declaration is usually an act of delivering a performative speech (not to be confused with a mere "speech") or the presentation of a signed document by an authorized party of a national government in order to create a state of war between two or more sovereign states. The official international protocol for declaring war was defined in The Hague Peace Conference of