4. April 1941 -- The Japanese signed a neutrality treaty with the Soviet Union to help prevent an attack from that direction if they were to go to war with Britain or the U.S. while taking a bigger bite out of Southeast Asia.
17. Military Leaders Japanese admiral inthe Imperial Japanese Navy during World War II and one time commander of the Kido Butai (the carrier strike force). He committed suicide during the Battle of Saipan. Vice Admiral ChūichiNagumo ( March 25, 1887 - July 6, 1944)
18. Japanese Naval Marshal General and the commander-in-chief of the Combined Fleet during World War II, a graduate of the Imperial Japanese Naval Academy and a student of Harvard University (1919–1921). Isoroku Yamamoto (April 1884 – 18 April 1943)
19. A four-star admiral in the United States Navy. He served as Commander-in-chief, U.S. Pacific Fleet at the time of the Japanese attack on Pearl Harbor. Because of the attack, he was removed from office and was reduced to his permanent two-star rank of rear admiral. He would subsequently retire from the Navy with that rank. Husband Edward Kimmel (February 26, 1882 - May 14, 1968)
20. Major General in the United States Army and the U.S. military Commander responsible for the defense of U.S. military installations in Hawaii at the time of the Japanese attack on Pearl Harbor on December 7, 1941. Walter Campbell Short (March 30, 1880 – March 9, 1949)
21. Report of : Ginalyn M. Abela BSIT-41A http://www.pearlharbor.org/history-of-pearl-harbor.asp http://www.historyplace.com/worldwar2/timeline/pearl.htm explanation: http://www.theamericancause.org/patwhydidjapan.htm