What's Wrong With the Two Kingdoms Theology?

I have been reading as many of Dr. Gordon H. Clark's books as I could in the last year or two.  The more I read the more I come to the conclusion that the dialectical theology of the late Dr. Cornelius Van Til has become an excuse for promoting contradiction between natural law and God's moral law.  The truth is nations will be judged by God's moral law, and it is the duty of the church to preach not only to the congregation but to the nation and the world at large.  There is no contradiction between natural law and moral law.  The idea that we are to hide in the closet as the church is just unbiblical.  I post the following critique of the Two Kingdoms theology for your consideration:

What Is the "Two Kingdoms Theology" and Does It Matter?