I then realized that they were more about spreading a far-left, sometimes marxist agenda than they were about stopping/ending the war in Iraq.
Absolutely. I long ago concluded that Chomsky is just a "useful idiot" for the left.
But if you attempt to criticize him to his followers, you will be immediately reviled, because he has been elevated to godlike status among liberals and "progressives".
He is one of those clever manipulators who never follows the trail of breadcrumbs quite far enough, but knows exactly how to feed the egos of his rapt supporters so that they will not question further.