Less than a day after the U.S. launched air strikes against Venezuela and captured its president, U.S. President Donald Trump started spouting off about his desire to take over Greenland, highlighting the fundamental problem with his approach to foreign affairs: while many of his policies — such as imposing tariffs on China and toppling Venezuelan strongman Nicolás Maduro — could strengthen the West and weaken its enemies, his propensity to impose equally punitive measures on friendly nations has us continually fighting among ourselves, playing right into the hands of our adversaries. Read More