How far will he go? Trump's options for US action against Iran

But should Trump, after weeks of American threats and counter-threats from Tehran, finally decide to order military action after already sending a US aircraft carrier to the region, he faces another dilemma over what form the intervention should take. Such action could replicate American strikes during Israel's June war against the Islamic republic, enforce economic strangulation by targeting the energy sector or amount to a bid to replace the theocratic system under supreme leader Ayatollah Ali Khamenei.