“If they did that they would be obliterated,” Trump said in an exchange with reporters while signing an executive order calling for the U.S. government to impose maximum pressure on Tehran. "I’ve left instructions if they do it, they get obliterated, there won’t be anything left.”

Donald Trump has issued a dire warning to Iran and the whole world is listening. The president of the United States is no stranger to assassination attempts, but this time, the threat is coming from outside his own country.