The US ceasefire agreement with Iran has presented Israel's prime minister with a political nightmare, smashing the three cornerstones of Benjamin Netanyahu's political career, and leaving him trapped in a new security dilemma. How can the man who styled himself as the political whisperer of Washington, with real influence over American politicians, be sidelined quite so comprehensively and insulted so publicly by his key US ally? How can the man who made taking on Iran the centre-piece of