Biographies A-Z
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Events A-Z
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General A-Z
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E
F
G
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Q-R
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T
U-V
W-Z
Places A-Z
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E
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G
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T
U-V
W-Z
Subjects
Arts
Government
Monarchy
Politics
Religion
Warfare
General
Technology
World War, 2nd
Biographies
Compton, Arthur Holly
Oppenheimer, Julius Robert
Roosevelt, Franklin Delano
Truman, Harry S
Places
Berlin
Los Alamos
Invention Atomic Bomb
History of USA
1939
Roosevelt, Franklin Delano
Aug
Einstein
writes a letter to
Roosevelt
to develop the atomic bomb
1943
Oppenheimer, Julius Robert
Los Alamos
Appointed head of the
Manhattan
Project
by
Roosevelt
to develop the atomic bomb
1943
Roosevelt, Franklin Delano
Roosevelt
decides to test Einstein's theory & develop the atomic bomb
1945
Truman, Harry S
16th July Berlin
With
Allied
leaders in
Potsdam
when he hears news of the succesful test explosion
1956
Compton, Arthur Holly
"Atomic Quest", development of the atom bomb while director of the
Manhattan
Project
Subject Index
Arts
A-Z Biog
A-Z General
Literature
Popular Music
Birth
Marriage
Death
Calendar
Year
Countries
Exploration
Governments
A-Z
000-499
500-999
1000-1299
1300-1499
1500-1599
1600-1899
1900-1944
1945-1969
1970-2007
Biographies
Constitutions
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&
Revolutions
Diplomacy
Elections
EU
Legislation
&
Reform
Presidents
&
PMs
World Leaders
A-Z
000-1699
1700-1899
1900-1944
1945-1969
1970-2007
Monarchy
A-Z
000-499
500-999
1000-1299
1300-1499
1500-1599
1600-1899
1900-2007
Abdications
Coronations
Emperor
King
Queen
Successions
Religion
A-Z
000-1699
1700-1899
1900-2007
Rule
Science
Sport
Warfare
A-Z
000-499
500-999
1000-1299
1300-1599
1600-1899
1900-2007
Capture
Civil Wars
League of Nations
NATO
Nuclear
Treaties
UN
Military
A-Z
000-499
1700-1899
1900-2007
Wars
A-Z
000-499
500-999
1000-1299
1300-1599
1600-1799
1800-1899
1900-1938
1935-1945
1946-2007
Invention Atomic Bomb
History of USA
