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  1. Behind Japan’s Surprise Attack on Pearl Harbor

    Dec 7, 2020 · But the submarines had an edge: because of their size and speed, they could operate in the waters of Pearl Harbor, a place where conventional submarines couldn’t. It was important to test …

  2. Attack on Pearl Harbor - Wikipedia

    The Japanese military leadership referred to the attack as the Hawaii Operation and Operation AI, [nb 3] and as Operation Z during its planning. [14][15][16] The attack on Pearl Harbor was preceded by …

  3. The Midget Subs That Beat the Planes to Pearl Harbor

    Dec 6, 2016 · Hours before enemy planes filled the skies above Pearl Harbor, Japanese midget submarines were already lurking below water in a little-known aspect of the attack.

  4. Japanese Mini Submarines at Pearl Harbor | Office of National …

    Mounted on the after deck of the "mother" submarine I-24, mini submarine HA-19 is boarded by its crew, Kazuo Sakamaki and Kiyoshi Inagaki, in the pre-dawn hours of December 7, 1941. Painting by Tom …

  5. The attack on Pearl Harbor - National Coast Guard Museum

    Dec 4, 2024 · On that day, without forewarning or a declaration of war, forces of Imperial Japan attacked the U.S. Pacific Fleet at Pearl Harbor, Hawaii. In the battle, Coast Guard units served alongside the …

  6. Pearl Harbor attack - Encyclopedia Britannica

    Mar 21, 2026 · The Pearl Harbor attack was a surprise aerial attack on the U.S. naval base at Pearl Harbor on Oahu Island, Hawaii, by the Japanese on December 7, 1941, which precipitated the entry …

  7. Pearl Harbor, December 7, 1941 - HistoryNet

    Importance: The surprise attack on America led to the nation entering World War II Explore the HistoryNet archives about Pearl Harbor » See all Pearl Harbor Articles Pearl Harbor summary: On …

  8. Pearl Harbor: The Attack, 7 December 1941 - The Past

    Nov 10, 2021 · The air attacks were to be backed up by five two-man Type A midget submarines (each armed with two 450mm Type 97 torpedoes) launched from fleet submarines lying offshore. At least …

  9. The Attack: USS Ward Gunsight - National Museum of the Pacific War

    The submarines almost gave away the attack, as did radar detecting a group of aircraft heading for Pearl Harbor. The radar was mistaken for a group of B-17s expected from the mainland, and by the time …

  10. How the Japanese Did It | Naval History Magazine - December 2009 …

    In early 1941, Admiral Isoroku Yamamoto first proposed a surprise attack on Pearl Harbor, an idea that was contrary to long-standing Japanese strategic doctrine. After the plan’s acceptance nearly nine …