After threatening on Tuesday that a “whole civilisation will die tonight”, US President Donald Trump had to backtrack and announce a two-week delay in making good his threat. During this stand-down the US and Iran, along with Israel in the wings, will attempt to negotiate peace. Ironically, while the US maintains an overwhelming military advantage, Iran holds the strategic cards by controlling the Strait of Hormuz and hence retaining great influence on the price of gasoline and diesel fuel and the state of global stock markets.On the current trajectory, the Iran war will repeat past failures of the US to win or to achieve successful outcomes in the wars it has fought.In the 1960s and early 1970s, the Vietnam War was lost not on the battlefields which the US military always won, but in American TV and dining rooms, where the succession of lies told about the conflict and the 58,000 body bags of American soldiers finally took their toll.In Afghanistan, the US also had military superiority, but that was not enough “to win”. Two decades of failed “nation-building” that sucked in billions of dollars produced weak pro-US institutions that could not outlast the Taliban’s resolve.In Iraq after the 2003 invasion, the US was successful in removing Saddam Hussein’s regime. But that plun …