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Pearl Harbor

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Article Genealogy
Parent: Pacific War Hop 3
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2. After dedup25 (None)
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Pearl Harbor
ConflictAttack on Pearl Harbor
Partofthe Pacific War of World War II
CaptionAerial view of Battleship Row under attack
DateDecember 7, 1941
PlaceOahu, Territory of Hawaii, United States
ResultJapanese major tactical victory, United States strategic victory, American entry into World War II
Combatant1United States
Combatant2Empire of Japan
Commander1Husband E. Kimmel, Walter Short
Commander2Isoroku Yamamoto, Chuichi Nagumo, Mitsuo Fuchida
Strength18 battleships, 8 cruisers, 30 destroyers, 4 submarines, 390 aircraft
Strength26 aircraft carriers, 2 battleships, 2 heavy cruisers, 1 light cruiser, 9 destroyers, 414 aircraft
Casualties14 battleships sunk, 4 battleships damaged, 2 destroyers sunk, 1 damaged, 1 other ship sunk, 3 damaged, 3 cruisers damaged, 188 aircraft destroyed, 159 aircraft damaged, 2,403 killed, 1,178 wounded
Casualties24 midget submarines sunk, 1 midget submarine grounded, 29 aircraft destroyed, 64 killed, 1 captured

Pearl Harbor. The surprise military strike conducted by the Imperial Japanese Navy against the United States Pacific Fleet on the morning of December 7, 1941, marked a pivotal turning point in World War II. The attack, which occurred at the United States Naval Base on the island of Oahu in the Territory of Hawaii, directly precipitated the United States declaration of war on Japan and America's formal entry into the global conflict. The event is memorialized as a date which will live in infamy, a phrase from the subsequent address to Congress by President Franklin D. Roosevelt.

Background and causes

Tensions between the Empire of Japan and the United States had been escalating throughout the late 1930s, primarily due to Japanese expansionism in China and French Indochina. In response to this aggression, the United States imposed increasingly severe economic sanctions, including an embargo on critical resources like petroleum and scrap metal. Admiral Isoroku Yamamoto, commander of the Combined Fleet, advocated for a preemptive strike to cripple the United States Pacific Fleet and secure Japanese dominance in the Pacific Ocean, buying time for further conquests. The strategic planning for the operation was meticulous, with the First Air Fleet under Vice Admiral Chuichi Nagumo selected to execute the raid, aiming to deliver a decisive blow before a formal declaration of war.

Attack and timeline

The attack commenced at 7:48 a.m. local time on Sunday, December 7, 1941. The first wave of 183 Japanese aircraft, launched from six aircraft carriers including the Akagi and Kaga, targeted airfields like Wheeler Army Airfield and Hickam Field to achieve air superiority. A second wave of 167 aircraft followed, focusing on the fleet anchored at Battleship Row. The USS *Arizona* suffered a catastrophic magazine explosion, while the USS *Oklahoma* capsized. Simultaneously, midget submarines attempted to penetrate the harbor's defenses. The raid lasted approximately 90 minutes, leaving much of the Pacific Fleet devastated, though critical infrastructure like fuel depots and the Navy Yard were largely untouched.

Aftermath and consequences

The immediate aftermath saw the United States in a state of shock and unified resolve. On December 8, President Franklin D. Roosevelt delivered his "Infamy Speech" to a joint session of Congress, which swiftly passed the declaration of war. This was followed by declarations of war by Nazi Germany and Fascist Italy against the United States, solidifying the global scale of the conflict. The attack led to the controversial interment of Japanese Americans under Executive Order 9066. Militarily, the failure to destroy the American aircraft carriers, which were absent from the harbor, and the survival of the base's repair facilities proved strategically significant for the subsequent Pacific War, including the pivotal Battle of Midway.

Memorials and legacy

The site is home to several major memorials, most notably the USS Arizona Memorial, which spans the sunken hull of the battleship and is part of the World War II Valor in the Pacific National Monument. The USS *Utah* Memorial and the USS Oklahoma Memorial also honor those lost. The event is commemorated annually on National Pearl Harbor Remembrance Day. The attack fundamentally altered American foreign policy, ending isolationism and catalyzing the nation's emergence as a dominant global superpower. The Roberts Commission investigated the failures of preparedness, leading to significant changes in military command and intelligence gathering.

The event has been depicted in numerous films, most notably the 1970 movie Tora! Tora! Tora! and the 2001 blockbuster Pearl Harbor. It has served as a central plot device or backdrop in television series like The Pacific and documentaries such as those by Ken Burns. Literature addressing the attack includes Walter Lord's historical account Day of Infamy and is referenced in works by authors like James D. Hornfischer. The phrase "a date which will live in infamy" remains one of the most famous in American political oratory.

Category:World War II Category:History of the United States Category:Naval battles of World War II