The fact that Trump made a comment that Israel has been “very helpful” to Saudi Arabia reveals a strategic dilemma facing Mohammed bin Salman: either to align himself with Israel and thereby offend the Arab and Muslim worlds, or to embrace regional collective security and accept the prospect of a Middle East in which Washington...

Marco Rubio’s Athens speech presented American global dominance as the noble defence of Western civilization, but behind the historical scenery lies a cruder political order — restore Western supremacy and make Europe follow Washington. Marco Rubio chose his setting carefully. Standing in Athens, with the Acropolis and the Parthenon behind him, the US Secretary of...