What the U.S. Gets for Defending Its Allies and Interests Abroad

By MAX FISHER and SERGIO PEÇANHA from NYT World http://ift.tt/2jS75Rw
via IFTTT President-elect Donald J. Trump will enter office inheriting a vast system of global alliances and commitments. While he has characterized them as a series of separate deals, they make more sense if viewed together and as investments in a global order that serves American interests in several key ways.