When a US drone was shot down by Iran, Trump called off a military response just ten minutes before it was due to start, while the reaction to the attacks on Saudi Arabian oil installations on September 14, which the US accused Iran of being behind, has been moderate. There were no real threats...

Ten years ago, President Barack Obama's unprecedented address to the Muslim world from Cairo was hailed as a landmark in US-Middle Eastern relations and described by contemporary observers as a historical break in US foreign policy in the region. Yet it soon became clear that the president's...