Jack London was one of the first writers to earn a living in part from his writings in commercial fiction magazines. London became a socialist and his writings reflect this change in his political views. London wrote War of the Classes while living in California. The collection of essays expounds on his theories of government control and economic globalization. Essays included in this book are: The class struggle -- The tramp -- The scab -- The question of the maximum -- A review -- Wanted: a new law of development -- How I became a socialist