In "Marx and the Jewish Fingerprint Question" by Shlomo Avineri, the discussion revolves around Karl Marx's Jewish origins and their influence on his work.

Jonathan Sperber's biography of Karl Marx portrays him as a figure of the 19th century, highlighting his bourgeois origins, lifestyle, and approach to revolution.

Karl Marx's rare empathetic depiction of the Jews of Jerusalem during the Crimean War in 1854 depicts their misery amidst Muslim oppression and intolerance, standing out in contrast to his usual comments on Judaism.