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: -Therefore they were stunned when the unthinkable happened and Japanese planes bombed the U.S. fleet at Pearl Harbor on December 7, 1941. The following day, the United States declared war on Japan, and it soon entered into a military alliance with China.

Detailed explanation-3: -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.

Detailed explanation-4: -The Japanese attack on the US naval base in Pearl Harbor, Hawaii, led President Franklin Roosevelt to declare war on Japan. A few days later, Nazi Germany declared war on the United States, and America entered World War II against the Axis powers.

Detailed explanation-5: -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-6: -December 7, 1941: A Day That Will Live in Infamy America’s isolation from war ended on December 7, 1941, when Japan staged a surprise attack on American military installations in the Pacific. The most devastating strike came at Pearl Harbor, the Hawaiian naval base where much of the US Pacific Fleet was moored.