The League of Nations By whitneywilly Period: Jan 1, 1920 to Dec 31, 1939 The League of Nations Jun 28, 1920 The League of Nations is created to sort out disputes. Sep 1, 1920 Vilna Conflict Mar 20, 1921 Upper Silesia Plebiscite Apr 28, 1921 Aaland Islands Conflict Aug 27, 1923 Corfu conflict Oct 2, 1924 Geneva Protocol Oct 16, 1925 Locarno Treaty Oct 18, 1925 Bulgaria Conflict Aug 27, 1928 Kellog-Briand Pact Oct 29, 1929 Wall Street Crash Period: Oct 29, 1929 to Oct 26, 1939 The Great Depression http://www.history.com/topics/great-depression Sep 18, 1931 Manchuria Conflict Manchuria Feb 2, 1932 Disarmament conference Nov 22, 1934 Abyssinia onflict Dec 8, 1934 The Saar Plebiscite Mar 7, 1936 Remilitarisation of the Rhineland