Last month champions of freedom around the world celebrated the 30th anniversary of the collapse of the Berlin Wall. The significance of that landmark event of the last century endures today. It is a reminder that, while totalitarianism and government-sponsored repression can still take root, the will of resilient and brave people can ultimately win. The spirit of those courageous Germans from 1989, singing at the wall and knocking it down with sledgehammers, is alive today in America. People in unlikely places are standing up against onerous sanctuary laws that their political leaders are trying to foist upon them. Evidence...