Communist revolution in Russia - November 1917
Russia signs peace treaty with Germany - Treaty of Brest-Litovosk - March 1918
WW1 ended (armistace) - November 1918
Paris Peace Conference - 1919
Treaty of Versaille singed - June 1919
Treaty of St. Germain (Austria) - 1919
Treaty of Neuilly (Bulgaria) - 1919
Treaty of Trianon (Hungary) - 1920
Treaty of Sevres (Turkey) - 1920
Allied reparation council fixes reparations for Germany - 1921 (6600 million Pounds)
Treaty of Lausanne (Turkey) - 1923