negotiated with Soviet Foreign Commissar Maxim Litvinoff about the 1937 Amur River incident and about the border dispute concerning several uninhabited islands. Shigenori Togo (1938–1940), negotiated the border agreement signed on June 9, 1940. Yoshitsugu Tatekawa (1940–1942), concluded the 1941 Neutrality pact. Naotake Sato (1942–1945), was in 1945 informed that the Neutrality pact would not be renewed. See also Relations between the Empire of Japan and the Russian Empire (1855–1922) Japanese-Russian relations (1991–present) Foreign relations of Japan Foreign relations of Russia Foreign relations of the Soviet Union References - Japan Further reading Dallin, David J. Soviet Russia and the Far East (1949) online on China and Japan Dunscomb, Paul E. Japan's Siberian Intervention, 1918-1922: 'A Great Disobedience Against the People''' (2011) excerpt and text search Ferguson, Joseph. Japanese-Russian Relations, 1907-2007 (Routledge, 2008) Hara, Kimie. Japanese-Soviet/Russian Relations since 1945: A Difficult Peace (1998) online Hasegawa, Tsuyoshi. Racing the Enemy: Stalin, Truman, and the Surrender of Japan (2005) online Haslam, Jonathan. The Soviet Union and the Threat from the East, 1933–41 (1992) Hellmann, Donald C. Japanese Domestic Politics and Foreign Policy: The peace agreement with the Soviet Union (1969) Hill, Fiona. "A Disagreement between Allies: The United Kingdom, the United States, and the Soviet-Japanese Territorial Dispute, 1945–1956," Journal of Northeast Asian Studies (1995) 14#3 online Kimura, Hiroshi. Japanese-Russian Relations Under Brezhnev and Andropov (M.E. Sharpe. 2000) Lensen, George. The strange neutrality: Soviet-Japanese relations during the Second World War, 1941-1945 (1972) Lensen, George A. Japanese Recognition of the U. S. S. R.: Soviet-Japanese Relations 1921-1930 (1970) May, Ernest R. "The United States, the Soviet Union, and the Far Eastern War, 1941–1945," Pacific Historical Review (1955) 24#2 pp. 153–174 in JSTOR Moore, Harriet L. Soviet Far Eastern Policy, 1931-1945 (Princeton UP, 1945). online Morley, James William, ed. Japan's foreign policy, 1868-1941: a research guide (Columbia UP, 1974), toward Russia and USSR pp. 340–406. Robertson, Myles L.C. Soviet Policy towards Japan: An analysis of trends in the 1970s and 1980s (1988) Stephan, John. Kuril Islands: Russo-Japanese Frontier in the Pacific (1974) Vishwanathan, Savitri. Normalization of Japanese-Soviet Relations, 1945-1970 (1973) Whymant, Robert. Stalin's Spy: Richard Sorge & the Tokyo Espionage Ring (1998) see Richard Sorge Yakhontoff, Victor A. Russia And The Soviet Union In The Far East'' (1932) online Bilateral relations of the Soviet Union Japan–Russia relations Soviet Union ja:日露関係史