League of Nations join dates By sandheep Jan 10, 1920 Creation of League of Nations Jan 16, 1920 Argentina Feb 10, 1920 Yugoslavia Feb 16, 1920 Columbia Mar 3, 1920 Venezuela Mar 8, 1920 Switzerland, Cuba, Denmark Mar 30, 1920 Greece Jul 16, 1920 China Sep 8, 1920 Germany Dec 15, 1920 Austria Sep 18, 1922 Hungary Sep 18, 1934 USSR
