"The Fuehrer briefly mentions the necessity of stopping American shipments to Vladivostok. OSHIMA says that it would be an easy task to halt American shipments to Vladivostok, since, in order to get there, American ships have to pass through straits which could be covered by artillery: besides, he is of the opinion that America would not make any more shipments to-Russia. (signed) (9) On 18 January 1942, in the spirit of the Tripartite Pact of 27 September 1940, the Japanese, German and Italian Armed Forces entered into a military agreement providing for operational coordination of a military character on the part of the three powers. The world was divided into zones for military ' operations. Japan was assigned the waters eastward from about 70° east longitude to the west coast of the American continent, as well as the continents and islands situated in these waters, and also the Asiatic continent east of 70° east longitude. Germany and Italy were assigned the waters westward from about 70 east longitude to the east coast of the American continent, as well as the continents and islands situated in these waters, and also the Near East, the Middle East and Europe westward from about 70° east longitude. General operational plans were outlined and the main points of military cooperation, including the planning of economic warfare, were specified. Proof No. 6 (Japan) (a) Document 4018, (Exhibit No. 49 ): "NATIONAL TOP SECRET Military Agreement between Germany, Italy, and Japan