Pearl Harbor Timeline
Category: Other
Updated: 13 Nov 2018
Describes the events right up to the attack on pearl harbor in great detail. All information is credited to NPR.ORG
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Created byKAYLA MARTIN
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Events
"Japan invades North China from Manchuria.""U.S. imposes trade sanctions, followed by an embargo, aimed at curbing Japan's military aggression in Asia.""Adm. Yamamoto begins communicating with other Japanese officers about a possible attack on Pearl Harbor.""Joseph C. Grew, the U.S. ambassador to Japan, wires Washington that he has learned that Japan is planning a surprise attack on Pearl Harbor. No one in Washington believes the information. Most senior American military experts believe the Japanese would attack Manila in the Philippine Islands if war broke out.""Adm. Husband E. Kimmel assumes command of the U.S. Pacific Fleet in Hawaii. Kimmel and Lt. Gen.Walter C. Short, commanding general of the Hawaiian Department, prepare for the defense of the islands. They ask their seniors in Washington for additional men and equipment to insure a proper defense of military instillations.""U.S. intelligence officers continue to monitor Japanese secret messages. In a program code-named Magic, U.S. intelligence uses a machine to decode Japan's diplomatic dispatches. Washington does not communicate all the available information to all commands, including Short and Kimmel in Hawaii.""Japanese Adm. Nomura informs his superiors that he has learned Americans were reading his message traffic. No one in Tokyo believes the code could have been broken. The code is not changed.""Throughout the summer, Adm. Yamamoto trains his forces and finalizes the planning of the attack on Pearl Harbor.""The "bomb plot" message from Japanese naval intelligence to Japan's consul general in Honolulu requesting a grid of exact locations of ships in Pearl Harbor is deciphered. The information is not shared with the Hawaii's Adm. Kimmel and Gen. Short.""Tokyo sends an experienced diplomat to Washington as a special envoy to assist Ambassador Kichisaburo Nomura, who continues to seek a diplomatic solution.""Submarines, the first units involved in the attack, depart Japan.""The main body, aircraft carriers and escorts, begin the transit to Hawaii.""Kimmel and Short receive a so-called "war warning" from Washington indicating a Japanese attack, possibly on an American target in the Pacific, is likely."The tragedy occurs, Pearl Harbor destroyed."President Roosevelt addresses Congress and asks for a declaration of war against Japan, which he receives.""Adm. Kimmel and Gen. Short are relieved of their commands."
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