Treaty of Peace between the British Empire, France, Italy, Japan and the United States (the Principal Allied and Associated Powers), and Belgium, Bolivia, Brazil, China, Cuba, Czechoslovakia, Ecuador, Greece, Guatemala, Haiti, the Hedjaz, Honduras, Liberia, Nicaragua, Panama, Peru, Poland, Portugal, Roumania, the Serb-Croat-Slovene State, Siam, and Uruguay, and Germany, signed at Versailles, 28 June 1919