What Trump Is Throwing Out the Window

What Donald Trump has done is to take the few things on which neocons, realists, and liberal internationalists agree and throw them out the window. These are fundamentals of American foreign policy, taken as givens by both parties for the seven decades since the close of World War II. They include, first, the recognition of the immense value to the security of the United States provided by its allies and worldwide military and political alliances.