1925 (1926) online; Survey of International Affairs 1924 (1925) online; Survey of International Affairs 1927 (1928) online; Survey of International Affairs 1928 (1929) online; Survey of International Affairs 1929 (1930) online; Survey of International Affairs 1932 (1933) online; Survey of International Affairs 1934 (1935), focus on Europe, Middle East, Far East; Survey of International Affairs 1936 (1937) online Watt, D.C. et al., A History of the World in the Twentieth Century (1968) pp. 301–530. Wheeler-Bennett, John. Munich: Prologue To Tragedy, (1948) broad coverage of diplomacy of 1930s Zachmann, Urs Matthias. Asia after Versailles: Asian Perspectives on the Paris Peace Conference and the Interwar Order, 1919–33 (2017) Historiography Cornelissen, Christoph, and Arndt Weinrich, eds. Writing the Great War – The Historiography of World War I from 1918 to the Present (2020) free download; full coverage for major countries. Jacobson, Jon. "Is there a New International History of the 1920s?." American Historical Review 88.3 (1983): 617–645 online. Primary sources Keith, Arthur Berridale, ed. Speeches and Documents On International Affairs Vol-I (1938) online free vol 1 vol 2 online free; all in English translation External links wide range of diplomatic documents from many countries , Mount Holyoke College edition "Britain 1919 to the present" Several large collections of primary sources and illustrations Primary source documents . . Chronology of World War II Periodization