 One of the objectives of the Treaty of Versailles, the main post-World War I treaty, was to abolish the dominance of the 'Balance of Power' concept and replace it with the (global) League of Nations and to form countries based mostly on ethnicity (although the diminished Austria containing only its German-speaking lands and the majority-German areas of the Czech lands were not permitted to join Germany).This idea floundered as Europe split into three principal factions in the 1920s and 1930s