When was the Japanese attack on Pearl Harbor?

The Japanese attack on Pearl Harbor was 194 1 year. 194165438+On the morning of February 7, the Japanese navy's aircraft carrier and mini submarine suddenly attacked the US Navy's Pacific Fleet in Pearl Harbor, Hawaii, and the US Army and Navy's airport in Oahu. The Pacific War broke out.

Reason for going to war: The purpose of the sneak attack on Pearl Harbor is to (at least temporarily) destroy the main force of the US Navy in the Pacific Ocean, and the Japanese side believes that such a sneak attack can hurt the morale of the US military and civilians. Isoroku Yamamoto, the mastermind of the Pearl Harbor attack, believes that a successful attack can only bring strategic advantages for one year.

From 193 1, Japan went to war with China, and Japan occupied the three northeastern provinces in 1932. From 194 1 year 1 year, Japan began to plan a sneak attack on Pearl Harbor to gain strategic advantages. After some discussions and disputes within the navy, the Japanese navy began to conduct strict training on this operation in the middle of the year.

The Japanese wars in China and Southeast Asia were subjected to oil embargoes and economic sanctions by the United States, Britain, China and the Netherlands. Japan cannot destroy and occupy the United States. It needs to win a local war and make the United States make concessions.

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This battle is of historical significance. Because Japan failed to sink the American aircraft carrier, it had only a small military role. But even if Japan sinks an American aircraft carrier, it will not help Japan in the long run.

This attack completely involved the United States and its powerful industrial and service economy in World War II, which led to the collapse of the Axis countries all over the world. Since then, the victory of the allied forces and the dominant position of the United States in international politics have changed.

From the perspective of military history, the attack on Pearl Harbor marked a turning point for aircraft carriers and submarines, and carrier-based aircraft replaced battleships as the main force of the navy.

The era of decisive battle of large battleships has passed, and aircraft carriers have replaced battleships as the new trump card of naval warfare, and naval aviation has stepped onto the stage of naval warfare as a new decisive force. The United States, a powerful navy in the world, didn't understand the meaning of "winning by air" until after the Coral Sea naval battle and the Battle of Midway Island.

Japan's attack on Pearl Harbor announced the outbreak of the Pacific War. 194165438+On February 8th, the United States and Britain declared war on Japan. American radio repeatedly broadcast: "Pearl Harbor was attacked!" "

President Roosevelt shouted, "We must remember this shameful day!" Then, more than twenty countries, including Australia and the Netherlands, also declared war on Japan. After more than four years of Sino-Japanese War, the government of the Republic of China declared war on Japan on February 9, 65438. 65438+February 2 1, Germany and Italy declared war on the United States. The scope of World War II was even wider.