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: -On this date, President Franklin Delano Roosevelt, addressing the nation in a Joint Session in the House Chamber, asked Congress to declare war against Japan in response to the surprise attack against American naval facilities in and around Pearl Harbor, Hawaii, a day earlier.

Detailed explanation-3: -On December 7, 1941, Japan staged a surprise attack on Pearl Harbor, decimating the US Pacific Fleet. When Germany and Italy declared war on the United States days later, America found itself in a global war.

Detailed explanation-4: -World War II: Declaring War on Japan At 7:55 a.m. on December 7, 1941, Japanese naval and air forces launched a surprise attack on the U.S. naval base in Pearl Harbor, Hawaii, with devastating results.

Detailed explanation-5: -On Dec. 8, 1941, the United States entered World War II as Congress declared war against Imperial Japan, a day after the attack on Pearl Harbor.