The Manhattan Project and the Atomic Bomb

  • Splitting the Atom

    Splitting the Atom
    The Atom is split by John Crockcroft and E.T.S. Walton of Great Britain thereby proving Einstein's Theory of Relativity
  • Nuclear Fission

    The first Nuclear Fission is announced by Lise Meitner and Otto Frisch
  • Nuclear Fission

    Robert Oppenheimer realized the military possibilities of nuclear fission
  • Einstein writes to President Franklin Roosevelt

    Einstein writes to President Franklin Roosevelt
    Einstein wrote too Roosevelt about the use of Uranium as a new source of energy leading to the formation of the Committee on Uranium
  • War

    War
    World War II Begins
  • Plutonium

    Plutonium
    Plutonium is discovered by Glenn Seaborg
  • FDR Nuclear Development

    FDR gives the go ahead for the development of an Atomic Weapon
  • Little Boy

    Little Boy
    A Uranium bomb, detonated over Hiroshima,Japan and killed between 90,000 and 100,000 people immediately
  • Fat Man

    Fat Man
    The second atomic bomb to hit japan, Fat Man, was scheduled to be dropped at Kokura. However, because of poor weather the target was moved to Nagasaki
  • U.S. Drops Warning

    The U.S. drops warning leaflets concerning another atomic bomb on Nagasaki, the day after the bomb was dropped
  • Surrender

    Surrender
    Japan announces its formal surrender