USA HISTORY

Detailed explanation-1: -On December 7, 1941, the Japanese military launched a surprise attack on the United States Naval Base at Pearl Harbor, Hawaii. Since early 1941 the U.S. had been supplying Great Britain in its fight against the Nazis. It had also been pressuring Japan to halt its military expansion in Asia and the Pacific.

Detailed explanation-2: -The carriers launched their aircraft early on a Sunday morning. US forces were completely unprepared, and in less than ninety minutes, Japanese planes destroyed or damaged 19 US warships and 300 aircraft, and killed over 2, 400 US servicemen.

Detailed explanation-3: -Pearl Harbor attack, (December 7, 1941), surprise aerial attack on the U.S. naval base at Pearl Harbor on Oahu Island, Hawaii, by the Japanese that precipitated the entry of the United States into World War II. The strike climaxed a decade of worsening relations between the United States and Japan.

Detailed explanation-4: -This unprovoked attack brought the United States into World War II, as it immediately declared war on Japan. Pearl Harbor was, and still is, the most important American naval base in the Pacific and home to the US Pacific Fleet.

Detailed explanation-5: -The Japanese, however, immediately followed their Pearl Harbor assault with attacks against US and British bases in the Philippines, Guam, Midway Island, Wake Island, Malaya, and Hong Kong. Within days, the Japanese were masters of the Pacific.