There he goes again: Our boorish ignoramus of a president, flamboyantly insulting our allies before the world, trashing the international institutions the United States painstakingly built and nurtured after the unprecedented bloodletting of two world wars and the Holocaust — the allies and institutions that spread peace, vanquished communist totalitarianism, and helped to spread democracy and capitalism around the world. We heard these doleful laments at the May 2017 NATO summit in Brussels.