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Japanese Secret Messages
Americans cracked codes Japan used in sending secret messages. U.S. was aware of Japan's plans for Southeast Asia.
http://chris-intel-corner.blogspot.com/2012/07/japanese-codebreakers-of-wwii.html -
Isoroku Yamamoto
He planned attacks on British, Dutch, and American outposts. He is
Japan's greatest naval strategist
http://www.thehistoryreader.com/modern-history/yamamoto-planning-pearl-harbor/ -
Plans for attack
Japan's plans for surprise attack on U.S. were begun as early as January of 1941. Japan viewed Pearl Harbor as an easy target because Americans would not expect it and it would weaken their defenses.http://www.thehistoryreader.com/modern-history/yamamoto-planning-pearl-harbor/ -
Roosevelt cut off trade
After Japan invaded Indochina, Roosevelt cut off oil shipments to Japan. Japan needs oil to fuel war machines
https://www.history.com/this-day-in-history/united-states-freezes-japanese-assets -
Casualties and wounded
Over 2,400 Americans died and 1,000 wounded https://www.history.com/topics/world-war-ii/pearl-harbor -
Destroyed Equipment
20 naval vessels and 300 airplanes destroyed https://www.history.com/topics/world-war-ii/pearl-harbor -
Japan attacks Pearl Harbor
Pearl Harbor was a U.S. naval base on the Island of Oahu in Hawaii, in which Japan did a surprise attack on the harbor https://www.history.com/topics/world-war-ii/pearl-harbor -
Roosevelt Addressed Congress
Roosevelt addresses congress, he said, "a date which will live in infamy" https://www.history.com/topics/world-war-ii/pearl-harbor -
Japanese attacks others
Almost at the same time as Pearl Harbor, Japan attacked the U.S. territory of Guam https://www.history.com/topics/world-war-ii/pearl-harbor -
U.S declares war on Japan
Congress accepted Roosevelt's request to declare war on Japan and their allies. https://www.history.com/topics/world-war-ii/pearl-harbor
