When is the last time the world has been so destabilized? Here’s how former U.S. defense secretary Robert Gates responded to that: “The United States now confronts graver threats to its security than it has in decades, perhaps ever.” Weighing in on the Canadian side was Jody Thomas, the Prime Minister’s national security adviser. “We have not seen the world this unstable since the end of World War Two,” she said. Those dire assessments were made even before the latest conflagration – the horror unleashed by Hamas on Israel. At the century’s turn, American power was unchallenged, at a pinnacle....