James shifted to London and throughout this period he considered the work of Karl Marx, Friedrich Engels and Leon Trotsky. He originally connected the Independent Labour Party (ILP) and following moved to London, became chairman of its Finchley branch. He also put in writing for military journals such as the New Leader and Controversy. James turned to a Marxist and left the ILP to form the Revolutionary Socialist League. James, now a devotee of Trotsky, was extremely serious of the government of Joseph Stalin and the British Communist Party.
James also published quite a few publications on politics. This history of the Comintern was exceedingly serious of Stalin's 1924 statement, "Socialism in One Country" and offered help for the thoughts of Leon Trotsky. His learning of the Haitian revolution, The Black Jacobins, was published in 1938.
James shifted to the United States in October 1938. He addressed on political subjects and sustained to publish books about politics counting Dialectical Materialism and the Fate of Humanity (1947), Notes on Dialectics (1948), The Revolutionary Answer to the Negro Problem in the USA (1948), State Capitalism and World Revolution (1950) and The Class Struggle (1950). James too inscribed at length about the occupation of Walt Whitman and Herman Melville.
The Marxist publications of James distress Joseph McCarthy and associates ...