This site provides a New York Times article published in 1948, offering an investigation of the Chambers-Hiss accusation. Includes the following sections: the prologue, the accusation, the denial, the Chambers rebuttal, the Hiss...

This site from the University of Pennsylvania gives a description of the Truman Doctrine and its contents. Then link to an excerpt from Howard Zinn's "A People's History of the United States" and compare the differences. A great history...