>Why did Marx spend his last years on social evolution (via Morgan) and why
>has the movement exercised this from the main body of Marxism?
What movement? What is "the main body" of Marxism?
((((
Charles: The movement has included this aspect of Marx's thought through especially the schools of Marxists anthropologists and others ( including Lenin in _The State and Revolution_) who use some basic ideas in Engels'_The Origin of the Familiy, Private Property and the State_, which uses Morgan's _Ancient Society_.