Five major peace treaties were prepared at the Paris Peace Conference -the Treaty of Versailles, 28 June 1919, (Germany) the Treaty of Saint-Germain, 10 September 1919, (Austria) the Treaty of Neuilly, 27 November 1919, (Bulgaria) the Treaty of Trianon, 4 June 1920, (Hungary) the Treaty of Sèvres, 10 August 1920; subsequently revised by the Treaty of Lausanne, 24 July 1923, (Ottoman Empire/Republic of Turkey).