Donald Trump has boxed himself in by promising to ‘help’ Iran’s protesters. But he has few good options for military operations that he can control. [published on Al Jazeera originally ] Illiberal systems often look most permanent just before they change. But moments of upheaval can also produce a different illusion: That the system is one dramatic external blow away from collapse. With Iran convulsed by unprecedented protests against the country’s leadership, it is tempting