Tucker Carlson would have been a perfect adviser to the late Neville Chamberlain, the British Prime Minister who sold out Czechoslovakia in 1938 at Munich in an attempt to appease the Nazi dictator Adolf Hitler and waive a meaningless piece of diplomatic paper proclaiming “peace in our time.” Instead of confronting Hitler when it was relatively easy and when his own generals did not trust him, we got World War II, the Holocaust, and unfathomable carnage. On his Wednesday night Fox News show, Tucker Carlson treated Ukraine like Chamberlain treated Czechoslovakia, a faraway country of no strategic importance, not worthy...