The Pearl Harbor Attack

  • Overarching Lesson

    Overarching Lesson
    The Pearl Habor attack is important in America History because it brings the US into WWII and centers the attention into the lack of readiness of the US military.
  • Prelude to The War

    Prelude to The War
    • In the late 1930's, American foreign policy (Good Neighbor Policy) in the Pacific supported China and aggression against China by Japan. As a result, this brought Japan into conflict with the U.S.
    • In July 1941, Japanese occupied all of Indochina and entered into an alliance with the Axis powers (Germany and Italy). Therefore, the U.S severed commercial and financial relations with Japan; an embargo was declared on shipments to Japan of petroleum and other vital war materials.
  • Planning The Attack

    Planning The Attack
    • After no clear agreement in negotiations between the U.S and Japan, the Prime Minister of Japan, Tojo Hideki, decided on war.
    • Yamamoto Isoroku, Japan's Combined Fleet, planned the attack against the U.S fleet on November 5, 1941.
    • On November 26, Vic Adm. Nagumo Chuichi led the fleet: 6 aircraft carriers, 2 battleships, 3 cruisers, and 11 destroyers. https://youtube.com/clip/Ugkx0-oNkqfxqedAEW1GHydNG4V6YbinznzM
  • Warnings and Responses

    Warnings and Responses
    The sucess of the attack was primary due to the American's false estimate of the enemy's capabilities and intentions.
    • 6:45 AM: USS Ward shots fire at Japanese submarine off the coast of Hawaii.
    • 6:53 AM: USS Ward reported sinking Japanese submarine, but decoding process delay message.
    • 7:02 AM: Radar on Oahu spotted unidentified aircraft heading towards the island. Army Lieutenant disregards radar report.
    • 7:40/7:49 AM: Japanese aircraft reaches Oahu. Japanese commander orders attack.
  • The Congress Declares War on Japan

    The Congress Declares War on Japan
    President Franklin D. Roosvelt declares war on Japan in his speech "The date which will live in infamy."
    https://youtu.be/lK8gYGg0dkE
    • On Decembre 11, 1941, the Axis power (Italy and Germany) declare war to the U.S.
  • America Prepares for War

    America Prepares for War
    • By late spring 1942 the U.S war machine has geared up: factories turn over armaments, aircraft production source, rifle production, and build aircraft carriers.
    • U.S Secretary of the Navy, Frank Knox announces, "The Japs started this war, we are going to finish it."
    • U.S code breakers cracked the Japanese military codes; therefore, gaining crucial new front in modern warfare intelligence gathering.
  • The U.S. Strike Back

    The U.S. Strike Back
    • After 4 months of the Pearl Harbor Attack, the U.S. has trained their pilots and modified their aircrafts (B-25) to carry torpedoes and bombs.
    • The plan is to transport 16 B-25 Mitchell bombers by aircraft carries and attack the Japanese capital, Tokyo.
    • In April 18,1942, at 8:00AM all B-25 Mitchell bombers are launched after the Enterprise carrier located and opened fire to 2 Japanese boats.
    • Tokyo is attacked 2 hours later all B-25 Mitchell bombers launched.
  • The Fight of The Coral Sea

    The Fight of The Coral Sea
    • For 2 days the U.S and Japanese fleets send up aircraft to scout the Coral Sea.
    • On May 7, 1942, U.S warplanes locate the Japanese carrier Shoho. Nimitz, U.S commander, sent dive bombers to demolish and finally sunk the Shoho.
    • On May 8, 1942, Yamamoto, Japanese commander, strikes back by damaging U.S carrier Lexington and exploiting the Yorktown.
  • Consequences of Pearl Harbor

    Consequences of Pearl Harbor
    • The U.S launched an investigation into the attack to determine how a surprise assault was possible.
    • Anti-Japanese sentiment arouse; camps on the U.S confided people of Japanese descendants (Fred Korematsu case to the Supreme Court).
    • American declaration of war against Japan, which drew the U.S into WWII.
    • U.S nuclear attack on Hiroshima and Nagasaki.
  • Works Cited

    Works Cited
    • Lopotro, Mark. “The Consequences of Pearl Harbor.” Pearl Harbor, May 16, 2021. https://pearlharbor.org/consequences-pearl-harbor/
    • President FDR. 1941. “The Day of Infamy,” by War Archives. August 26,2011. Video, 4:47. https://youtu.be/lK8gYGg0dkE
    • “Pearl Harbor Attack.” Encyclopædia Britannica, Encyclopædia Britannica, Inc., https://www.britannica.com/event/Pearl-Harbor-attack
  • Works Cited

    Works Cited
    • Timeline – World History Documentaries. 2021. “Pearl Harbor: Japan’s Biggest Gamble l WWII in The Pacific I Timeline.” November 4, 2021. Video, 50:06. https://youtu.be/XxilMWYBFDk