What explains America’s hyper-ideological response to the Ukraine crisis? Less than a year before Vladimir Putin launched his invasion, Washington had wrapped up two decades of lousy regime-change wars, waged in the name of planting “freedom” in that region’s inhospitable soil. There was, or seemed to be, broad agreement that liberal moralism in foreign policy stood discredited: It had destabilized whole swaths of the Middle East and North Africa and bogged down America and its allies in the...
