| A | B |
| Locarno Pact | 1925 |
| Kellogg-Briand Pact | 1928 |
| Peace Ballot | 1934 |
| Anglo-German Naval Agreement | June 1935 |
| French and Belgian occupation of the Ruhr | January 1923 |
| Dawes Plan | August 1924 |
| Washington Naval Agreement | February 1922 |
| World Disarmament Conference at Geneva | February 1932 |
| Start of the Spanish Civil War | July 1936 |
| Young Plan | August 1929 |
| Re-occupation of the Rhineland | March 1936 |
| Hoare-Laval Pact | December 1935 |
| Japanese invasin of Manchuria | September 1931 |
| Lytton Commission's report | October 1932 |
| Stresa Front formed | April 1935 |
| Lausanne Conference | June-July 1932 |
| The Anschluss | March 1938 |
| Munich Conference | September 1938 |
| Nazi-Soviet Pact | August 1939 |
| Britain declared war on Germany | 3 September 1939 |