WORLD HISTORY

Detailed explanation-1: -On December 7, 1941, following the Japanese bombing of Pearl Harbor, the United States declared war on Japan. Three days later, after Germany and Italy declared war on it, the United States became fully engaged in the Second World War.

Detailed explanation-2: -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.

Detailed explanation-3: -On December 7, 1941, a date that President Franklin D. Roosevelt claimed would “live in infamy, ‘’ the Imperial Japanese Navy conducted a surprise aerial assault on Pearl Harbor. This unprovoked attack brought the United States into World War II, as it immediately declared war on Japan.

Detailed explanation-4: -That was the “long fuse” of the Great Pacific War (1941-45), the long-term background to Japan’s attack on Pearl Harbor, December 7, 1941. Sitting in the Japanese crosshairs that fateful Sunday morning was not only the US Pacific Fleet, but the Hawaiian Islands.

Detailed explanation-5: -At 7:49 AM, the Japanese aerial commander orders the attack on Pearl Harbor. At 7:55 AM, the Coordinated attack on Pearl Harbor begins. At 8:10 AM, the USS Arizona explodes. At 8:17 AM, the Destroyer USS Helm fires at and sinks Japanese submarine at entrance to harbor.

Detailed explanation-6: -Lend-Lease and Military Aid to the Allies in the Early Years of World War II. During World War II, the United States began to provide significant military supplies and other assistance to the Allies in September 1940, even though the United States did not enter the war until December 1941.