The First World War lasted for four years and three months. It began on August 4, 1914 and ended on November 11, 1918. It involved sixty sovereign states, overthrew four Empires (German Empire, Hapsburg Empire, Turkish Empire, Russian Empire), gave birth to seven new nations, took ten million combatant lives (another 30 million were wounded), and cost about £ 35,000 million.
* Paris Peace Conference 1919
* The Peace Treaties
* Criticism of the Versailles Settlement
* General Effects of the First World War