|Part of a series on| ||This article has multiple issues. Please
help improve it or discuss these issues on the talk page. |Part
of a series on| Marxist philosophy or Marxist theory are terms
that cover work in philosophy that is strongly influenced by
Karl Marx's materialist approach to theory or that is written by
Marxists. It may be broadly divided into Western Marxism, which
drew out of various sources, and the official philosophy in the
Soviet Union, which enforced a rigid reading of Marx called
"diamat" (for "dialectical materialism"), in particular during
the 1930s. The phrase "Marxist philosophy" itself does not
indicate a strictly defined sub-field of philosophy, because the
diverse influence of Marxist theory has extended into fields as
varied as aesthetics, ethics, ontology, epistemology,
theoretical psychology and philosophy of science, as well as its
obvious influence on political philosophy and the philosophy of
history. The key characteristics of Marxism in philosophy are
its materialism and it