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October 1940
Americans had cracked one of the codes that he Japanese used in sending secret messages, -
July 1941
Roosevelt cut off oil shipments to japan. -
December 7, 1941
American sailors at Pearl Harbor in Hawaii awoke to the roar of the explosives. -
may 1942
An American fleet with Australian support intercepted a Japanese strike force headed for Port Moresby in New Guinea -
january 1942
Japanese marched into the Philippine capital of Manila. -
february 1942
The japanese reached Singapore, strategically located at the southern tip of Malay Peninsula. -
april 1942
16 B-25 bombers under the command of Lieutenant Colonel James H. Doolittle bombed tokyo and several other japanese cities. -
june 4-7 1942
American pilots destroyed 332 Japanese planes, all four aircraft carriers, and one support ship. -
august 7 1942
Several thousand U.S. Marines, with Australian support landed on Guadalcanal and neighboring island of Tulagi.
