Opinion: Washington’s threatened secondary sanctions could deepen Iran’s economic crisis, but targeting countries that trade with Tehran risks widening the conflict into a global economic confrontation

Trump is betting that tighter sanctions, a naval blockade and broader economic pressure can push Iran into accepting a US-backed deal after military strikes failed to force…

Should Trump "take action, our confrontation will be like an earthquake", the head of Iran's supreme national security council has warned.

While using a stick, the US can also offer a carrot