Commentary Most people sense that America is under assault by America-hating forces and worry that our freedoms are actually in jeopardy. Mark Levin’s new book, “American Marxism,” confirms those fears, exposes the chilling aims and methods of these malicious groups, and provides a blueprint to restore America to a path of recovery. Levin has a gift for distilling abstract ideas into understandable terms for lay consumption. I’ve personally written and discussed many of the ideas he addresses in this compelling book but had not considered the term “counter-revolution” to describe what we’re witnessing. He is exactly right. This is a counter-revolution to the American revolution, and horrifyingly, “It is devouring our society and culture, swirling around our everyday lives, and ubiquitous in our politics, schools, media, and entertainment.” He is also correct that this disturbing insurrection is no longer a fringe movement but is in the mainstream of our culture …