The point was that there was really no systems of belief (thesis)that would develop in the new era. Russian nationalism, like that exhibited in the Crimean War, or in the period of Ivan the Terrible; although Catherine the Great, and several of the Alexanders, exhibited similar systems) is a close analogue of what we see today under Putin. Wahhabism and Deobandism, where common long before the Russian revolution.
And there are still some Marxist holdouts (notably N. Korea, and seemingly Chavez)