Until now, Lt. Gen. H.R. McMaster has held his fire about his stint in the Trump White House. McMaster served with distinction in key American conflicts of the past decades: the Gulf War, the Iraq War, and the Afghan War, but as McMaster recounts in his new book, “At War with Ourselves: My Tour of Duty in the Trump White House,” in some ways, his most challenging tour as a soldier was his last one: serving as the national security adviser to a notoriously mercurial president.
