The 1940s

Timeline created by Shrmeeka
In Film
  • World War II Begins

    World War II Begins
    September 5, 1939 - The United States declares its neutrality in the European war after Germany invaded Poland, effectively beginning World War II after a year of European attempts to appease Hitler and the aims of expansionist Nazi Germany.
  • Pearl Harbor

    Pearl Harbor
    December 7, 1941 - The attack on Pearl Harbor, Hawaii, commences at 7:55 a.m. when Japanese fighter planes launch a surprise attack on United States soil, destroying the U.S. Pacific Fleet docked at the base. This attack, which took the greatest amount of U.S. naval life in history with 1,177 sailor and marines perishing in the attack, as well as the loss or damage to twenty-one naval ships, led to the entry of American troops into World War II. One day later, the United States of America dec
  • Relocation Camps

    Relocation Camps
    February 19, 1942 - Executive order 9066 is signed into law by President Franklin D. Roosevelt, confining 110,000 Japanese Americans, including 75,000 citizens, on the West Coast into relocation camps during World War II. The remains of the first of these detention camps reside in California's Manzanar National Historic Site. These camps would last for three years.
  • The Manhattan Project

    The Manhattan Project
    DeathDecember 2, 1942 - The first nuclear chain reaction is produced at the University of Chicago in the Manhattan Project, creating fission of the Uranium U-235, under the direction of physicists Arthur Compton and Enrico Fermi.
  • Race Riots in Harlem

    Race Riots in Harlem
    roitsJune 21, 1943 - Race riots in Detroit and Harlem cause forty deaths and seven hundred injuries. At the beginning of the 1940s, 485,000 blacks lived in New York City and approximately 300,000 of that total resided in Harlem. Terrible living conditions and unequal employment opportunities continued to plague the population, making Harlem a hotbed of racial tension.[1] On August 1 Evelyn Seely, an African American woman, was arrested at the Braddock Hotel for breaching the peace. When Robert Brady,
  • Normandy invaision

    Normandy invaision
    June 6, 1944 - The Normandy Invasion, D-Day, occurs when one hundred and fifty-five thousand Allied troops, including American forces and those of eleven other Allied nations (Australia, Belgium, Canada, Czechoslovakia, France, Greece, the Netherlands, New Zealand, Norway, Poland, and the United Kingdom). Allied soldiers stormed the beaches of France to begin the World War II invasion of Europe that would lead to the liberation of Paris. Operation Overlord gained footing quickly, pushing throu
  • The Atomic Bomb

    The Atomic Bomb
    August 6, 1945 - President Harry S. Truman gives the go-ahead for the use of the atomic bomb with the bombing of Hiroshima. Three days later, the second bomb is dropped on Nagasaki, Japan. On August 15, Emperor Hirohito of Japan surrenders. (Photo bottom of page) Ruins of Nagasaki, Japan through a Shinto gate. Photo: Department of the Navy.
  • Truman Doctrine

    Truman Doctrine
    March 15, 1947 - The Truman Doctrine is passed by the U.S. Congress, granting $400 million in aid to Greece and Turkey to battle Communist terrorism. President Harry S. Truman implements the act on May 22.
  • United We Stand

    United We Stand
    July 26, 1948 - Executive Order 9981, ending segregation in the United States military in signed into effect by President Harry S. Truman.
  • Nato

    April 4, 1949 - NATO, the North American Treaty Organization, is formed by the United States, Canada, and ten Western European nations (Belgium, Denmark, France, Iceland, Italy, Luxembourg, Netherlands, Norway, Portugal, United Kingdom). The treaty stated that any attack against one nation would be considered an attack against them all.