The Communist Manifesto by Karl Marx.
The Black Book of Communism was created in 1999.
The ISBN of The Black Book of Communism is 978-0-674-07608-2.
The Black Book of Communism has 912 pages.
He became more of a believer in the ideas of Communism
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Communism plain
The idea of communism was originally based on the ideas and writings of Karl Marx and Friederich Engels. Link below:
McCarthyism
Many Americans worried that communism would threaten their way of life.
Pragmatism: the old ideas weren't working. For example, war communism was fine when war was happening, but as soon as peace strikes, it is very much a backward step.
Communism plain
A mix of capitalism and communism