 "Donald Trump")
With the angry departure of Defense Secretary Jim Mattis, the United States and its shaken allies are about to discover the true meaning of “America First.”
Mr. Mattis, a retired four-star general, prided himself on spending four decades preparing for war while nurturing the alliances needed to prevent conflict. He was more than the competent grown-up in the Situation Room, quelling talk of unilateral strikes against North Korea. In fact, he was the last senior official in the administration deeply invested in the world order that the United States has led for the 73 years since World War II, and
