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Japan attacks Pearl Harbor
Japan surprise attacked to destroy America's military influence in the Pacific. -
U.S. and Britain declare war on Japan
Shortly after the attack on Pear Harbor F.D.R declares war. -
First U.S. aircraft offensive of war
Aircraft carriers YORKTOWN and ENTERPRISE conduct air raids on Japanese bases in the Gilbert and Marshall Islands. -
First U.S troops arrive in Australia
The U.S. moved its troops to get closer to Japan and get a better advantage. -
Japan suffers first loss of war
The U.S. won the Battle of the Coral Sea off New Guinea it was the first time in history that two opposing carrier forces fought only using aircraft. -
Turning point of war in favor of U.S
After U.S. win against Japan at the Battle of Midway it shows a turning point towards U.S victory. -
First U.S. landing of the Pacific War
The first U.S. amphibious landing of the Pacific War occurs as 1st Marine Division invades Tulagi and Guadalcanal in the Solomon Islands. -
Major naval U.S. loss
A major U.S. naval disaster off Savo Island, north of Guadalcanal, as eight Japanese warships wage a night attack. 1500 Allied crewmen are killed in combat. -
Japan withdraw from Guadalcanal
Emperor Hirohito of Japan orders his troops to withdraw from Guadalcanal after five months of fighting against U.S. Forces -
Japanese execute 100 american POW's
Japan executes around 100 American POW's at Wake Island. -
U.S. win Battle of Empress Augusta Bay
The battle was significant as part of a broader Allied strategy known as Operation Cartwheel where an airfield would later be built. -
The ''Marianas Turkey Shoot''
U.S. Carrier-based fighters shoot down 220 Japanese planes at the Philippine Sea, while only 20 American planes are lost. -
Iwo Jima bombarded by the U.S.
U.S began bombings on Iwo Jima then later invaded it on February 19, 1945, and continued to March 27, 1945. -
The U.S air force preps dropping the a-bomb
The U.S. Army Air Force begins preparations for dropping the Atomic Bomb by establishing the 509th Composite Group to operate the B-29s that will deliver the bomb. -
First atomic bomb is successfully tested in the U.S.
The Manhattan Project comes to an end after the first A-Bomb is tested in Alamogordo, New Mexico. -
First atomic bomb dropped
First Atomic Bomb dropped on Hiroshima from a B-29, Enola Gay, flown by Col. Paul Tibbets. -
U.S.S.R declares war on Japan
Russia helps to quickly end the war on Japan by declaring war against the country then invades Manchuria immediately after. -
Second atomic bomb is dropped
Second Atomic Bomb is dropped on Nagasaki from a B-29 flown by Maj. Charles Sweeney. Emperor Hirohito and Japanese Prime Minister Suzuki then decide to stop the deaths of civilians by quickly surrendering to the U.S. -
Formal Japanese surrender ceremony
Formal Japanese surrender ceremony on board the MISSOURI in Tokyo Bay as 1,000 carrier-based planes fly overhead. President Truman announces to America of the surrender and declares VJ Day. -
United Nations is born
The United Nations was placed as a replacement for the ineffective League of Nations. It is an intergovernmental organization to promote international co-operation and prevent future wars.
