"Oil smuggling, swap lines, cash transfers, exchange houses, ship registries, front companies - It all needs to stop NOW," Trump wrote. "You know who you are."

by Jeruslem Post Staff "Oil smuggling, swap lines, cash transfers, exchange houses, ship registries, front companies - It all needs to stop NOW," Trump wrote. "You know who you are…

The intensified economic pressure campaign comes as the war nears its sixth month with no immediate diplomatic or military off-ramp in sight.

President Donald Trump announced severe new economic sanctions against Iran on Wednesday, but did not go into immediate detail.

On his social media site, US President Donald Trump has promised "economic warfare and isolation on an unprecedented scale" against Iran.