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Pearl Harbor
This was a surprise military attack by the Imperial Japanese Navy against the United States naval base at Pearl Harbor, Hawaii, on the morning of December 7, 1941. The attack was intended as a preventive action in order to keep the U.S. Pacific Fleet from interfering with military actions that Japan was planning in Southeast Asia against overseas territories of the United Kingdom, the Netherlands, and the United States. -
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U.S. Involvement in World War ll
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U.S. Declares War
With permission from Congress, Franklin D. Roosevelt offically signed the declaration of war against Japan on December 8, 1941. -
Doolittle Raid
The Doolittle Raid, also known as the Tokyo Raid, on April 18, 1942, was the first air raid by the United States to strike the Japanese Home Islands during World War II. By demonstrating that Japan itself was vulnerable to American air attack, it provided a vital morale boost and opportunity for U.S. retaliation after the Japanese attack on Pearl Harbor on 7 December 1941. -
Intercepts Communications
American intelligence intercepts various Japanese communications and is able to piece together the intention to invade Port Moresby, New Guinea. -
Battle of Coral Sea
The Battle of the Coral Sea, fought from 4–8 May 1942, was a major naval battle in the Pacific Theater of World War II between the Imperial Japanese Navy and Allied naval and air forces from the United States and Australia. -
D-Day
160,000 Allied troops landed along a 50-mile stretch of French coastline to fight Nazi Germany on the beaches of Normandy, France. General Dwight D. Eisenhower called the operation a crusade in which “we will accept nothing less than full victory.” More than 5,000 ships and 13,000 aircraft were used for the D-Day invasion, and by day’s end on June 6, the Allies gained a hold in Normandy. 9,000 Allied soldiers were either killed or wounded. -
Manhattan Project
In 1942, Albert Einstien was ordered to start work on an atomic bomb. The project was headed by Robert Oppenheimner and on July 16, 1945, the 1st test was successful. -
America's Bombing of Hiroshima
The bomb dropped was nicknamed "Little Boy" and killed between 80,000-120,000 Japanese civillians. -
America's Bombing of Nagasaki
This was the 2nd bomb dropped that was nicknamed "Fat Man". It killed 35,000-75,000. After these events, Russia also declared war on Japan and invaded Manchuria. -
Japan Decides to Surrender (V-J Day)
After the bombing, Emperor Hironito decided to surrender. -
Japan Offically Surrenders
After deciding to surrender, Japan offically surrendered to The United States on September 2.
