The Interwar Years 1919-1939 By Red1 Period: Jun 1, 1919 to Dec 31, 1939 The Interwar Years Jun 28, 1919 The treaty of Versailles is Signed Oct 30, 1922 October 30, 1922: Benito Mussolini is Made Italian Premier Jan 21, 1924 Vladimir Lenin Dies Aug 27, 1924 The German Chamber of Deputies Accepts the Dawes Plan Apr 14, 1931 The Spanish Monarchy is Overthrown and The Republic Is Born Jan 30, 1933 Hitler is Appointed Chancellor of Germany Mar 23, 1933 The German Reichstag Passes the Enabling Act Jun 3, 1936 Leon Blum's Popular Front Government Comes to Power in France Jul 17, 1936 The Spanish Nationalists Begin the Spanish Civil War Apr 25, 1937 Spanish Nationalists Bomb Guernica Mar 30, 1939 The Spanish Civil War Ends Sep 3, 1939 Britain and France Declare War on Germany