President Trump is reportedly considering a change of leadership at the Pentagon, perhaps after the midterm elections. Rather than ask Defense Secretary Jim Mattis to resign, Mr. Trump should keep him through 2020. To be sure, I am exactly the kind of moderate foreign-policy establishmentarian who would say such a thing. That people like me admire Mr. Mattis is one of the reasons Mr. Trump may want a change. Yet there are two compelling reasons to keep “Chaos,” Mr. Mattis’s call sign and preferred nickname,...

Source: Wall Street Journal September 30, 2018 17:37 UTC