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: -Japan intended the attack as a preventive action. Its aim was to prevent the United States Pacific Fleet from interfering with its planned military actions in Southeast Asia against overseas territories of the United Kingdom, the Netherlands, and those of the United States.

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: -Pearl Harbor was the site of the unprovoked aerial attack on the United States by Japan on December 7, 1941. Before the attack, many Americans were reluctant to become involved in the war in Europe. This all changed when the United States declared war on Japan, bringing the country into World War II.

Detailed explanation-5: -After Pearl Harbor, the United States rapidly mobilized for World War II.