Harry S. Truman Library and Museum
Tpml: Truman and the Bomb, a Documentary History
This site offers a comprehensive list of primary source documents from Harry S. Truman regarding the Potsdam Conference and decision to use atomic weapons.
Harry S. Truman Library and Museum
University of Missouri Columbia: Truman and the Bomb
This site from the University of Missouri-Columbia offers a comprehensive list of primary source documents from Truman regarding the Potsdam Conference and decision to use atomic weapons.
Independence Hall Association
U.s. History: The Decision to Drop the Bomb
Was it necessary to drop the atomic bomb on Japan in order to save lives? Were the consequences worse than the waiting for a surrender of Japan? Read this discussion of the decision to drop the bomb, find out about the possible motives...