As far as Marx's analysis of capitalism, there's a lot of very useful ideas in it, but he's developing an abstract model of 19th century capitalism. It's abstract and it's changed.
Noam Chomsky[Francisco Franco] said they should resort to guerrilla war. Which has a history in Spain.
Noam ChomskyU.S. has no feudal background, so institutions that remained in place in Europe did not remain in place here.
Noam Chomsky