Trump\u2019s decision was all about placating his base. There is no other strategic rationale for taking this step now, which is why the president\u2019s advisers have struggled in background briefings to explain how it is in the United States\u2019 security interest. And even the domestic politics for Trump are not very compelling: Sure, he promised to move the embassy during the campaign, but this was not a central tenet of his platform.