Events with tag - Pearl Harbor

January 1, 1941

US Military Mobilization 1941

Throughout 1941, the United States underwent a massive military mobilization effort, transforming its peacetime military into a wartime force through industrial conversion, personnel expansion, and strategic preparations, culminating in the Pearl Harbor attack that accelerated these existing initiatives.

July 26, 1941

US Freezes Japanese Assets

President Roosevelt's Executive Order 8832 froze all Japanese assets in the United States, effectively halting commercial relations between the two nations. This decisive economic action, combined with oil embargoes, significantly impacted Japan's military capabilities and influenced their decision to attack Pearl Harbor.

December 7, 1941

US Enters WWII

The Japanese attack on Pearl Harbor on December 7, 1941, marked the United States' official entry into World War II, transforming a regional conflict into a global war and forever changing the course of history.

December 7, 1941

US Entry into World War II

The Japanese attack on Pearl Harbor on December 7, 1941, forced the United States to abandon its neutrality and enter World War II. This pivotal moment resulted in 2,403 American casualties and led to formal declarations of war against Japan, Germany, and Italy.

December 8, 1941

US Declares War on Japan

Following the devastating Japanese attack on Pearl Harbor on December 7, 1941, the United States Congress officially declared war on Japan on December 8, 1941, after President Franklin D. Roosevelt's historic 'Day of Infamy' speech.

December 8, 1941

Roosevelt's Day of Infamy Speech

President Franklin D. Roosevelt delivered his historic 'Day of Infamy' speech to Congress, responding to the Japanese attack on Pearl Harbor. This pivotal address led to America's formal entry into World War II and received near-unanimous congressional approval for the declaration of war against Japan.

December 8, 1941

Fall of Philippines

The Japanese invasion of the Philippines began on December 8, 1941, following the Pearl Harbor attack. After months of fierce fighting, American and Filipino forces surrendered on May 6, 1942, marking the largest surrender in US military history.

December 11, 1941

US Declares War on Nazi Germany

The United States Congress unanimously declared war on Nazi Germany on December 11, 1941, following Hitler's declaration of war on the US. This historic decision came four days after the Japanese attack on Pearl Harbor and marked America's full entry into World War II.

March 21, 1942

Japanese Internment Camps Begin Operation

The first Japanese internment camp opens at Manzanar, California, marking the beginning of mass incarceration of 120,000 Japanese Americans following Executive Order 9066 during World War II.

March 21, 1942

Japanese Internment Camps Opening

The first Japanese internment camps opened in March 1942, marking the beginning of one of the darkest chapters in American history. Following Executive Order 9066, approximately 120,000 Japanese Americans were forcibly relocated to camps across seven states.