Manhattan Project and the Atomic Bomb

Enrico Fermi Proposes Neutron Bombardment

Jan 1, 1934

Information Citation: http://science.howstuffworks.com/manhattan-project1.htm' >Enrico Fermi</a> Image Citation: http://www.parrswood.manchester.sch.uk/faculties/science/images/fermi2.jpg

Otto Hahn and Fritz Strassmann successfully split Uranium Atoms

Period: May 1, 1938 to May 31, 1938

Information Citation: http://www.chemheritage.org/discover/online-resources/chemistry-in-history/themes/atomic-and-nuclear-structure/hahn-meitner-strassman.aspx

Niels Bohr announces the discovery of fission.

Jan 26, 1939

Announced during a conference at George Washington University
Info Citation: http://nuclearweaponarchive.org/Usa/Med/Discfiss.html

President Franklin D. Roosevelt received a letter from Albert Einstein,

Oct 11, 1939

The letter stated that it was possible for uranium atoms to be split, which would possiobly allow for an extremely powerful bomb to be created.
Information Citation : http://www.u-s-history.com/pages/h1644.html
Image Ciitation: http://content8.flixster.com/rtactor/42/23/42230_pro.jpg

FDR's Grant

Dec 28, 1941

President Roosevelt gives 2 billion dollars to support the building of the first atomic bomb.
Info Citation: http://www.atomicarchive.com/History/mp/p3s9.shtml

Manhattan Project Began

May 12, 1942

Manhattan Project was chiefly carried out in three secret scientific cities: Hanford, Washington, Oak Ridge, Tennessee, and Los Alamos, New Mexico. formation Citation: http://www.u-s-history.com/pages/h1644.html
Image Citation: http://www.famelabsmusic.com/store/images/source/manhattn_project.jpg

The United States introduced its own nuclear program under the Army Corps of Engineers

Jun 1, 1942

Information Citation: http://www.u-s-history.com/pages/h1644.html
Imagre Citation: http://www.inprocess.com/sites/default/files/u22/COE.png

Colonel Leslie Groves is placed in charge of the Manhattan Project

Sep 23, 1942

J. Robert Oppenheimer becomes the Project's Scientific Director
Info Citation: http://americanhistory.about.com/library/timelines/bltimelinemanhat.htm

Enrico Fermi Preforms First Controlled Nuclear Chain Reaction

Dec 2, 1942

Image Citation: http://www.sciencephoto.com/media/225103/view Information Citation : http://www.pbs.org/wgbh/aso/databank/entries/dp42fe.html

First Atomic Bomb is tested in Alamogordo, New Mexico.

Jul 16, 1945

Information Citation: http://www.history.com/this-day-in-history/the-first-atomic-bomb-test-is-successfully-exploded
Image Citation: http://www.mphpa.org/classic/PH/LA/LAP-021.jpg

First Atomic Bomb was detinated

Jul 16, 1945

The explosion created a crater which measured nearly 2,400 feet across and was equivalent to about 20,000 tons of TNT. Information Citation: http://www.u-s-history.com/pages/h1644.html Image Citation: http://wodumedia.com/wp-content/uploads/2012/11/A-test-nuclear-explosion-codenamed-Baker-part-of-Operation-Crossroads-at-Bikini-Atoll-in-the-Marshall-Islands-on-July-25-1946.-The-40-kiloton-atomic-bomb-was-detonated-by-the-U.S.-at-a-depth-of-27-meters-below-the-ocean-sur-960x541.jpg

"Little Boy" was dropped on Hiroshima

Aug 6, 1945

100,000 people were killed due to the attack Information Citation:http://www.u-s-history.com/pages/h1644.html
Image Citation: http://upload.wikimedia.org/wikipedia/commons/6/6a/Little_boy.jpg

"Fat Man" was dropped over Nagasaki

Aug 9, 1945

Info Citation: www.history.com/this-day-in-history/the-first-atomic-bomb-test-is-successfully-exploded
Image Citation: tp://upload.wikimedia.org/wikipedia/commons/0/0c/Atomic_cloud_over_Nagasaki_from_Koyagi-jima.jpeg