US Secretary of State Mike Pompeo announced new sanctions against Iran's largest airline and shipping groups during a press conference in Washington D.C. on Wednesday.
The sanctions will be imposed on the Islamic Republic of Iran Shipping Lines, E-Sail Shipping, and Mahan Air.
"As long as its malign behaviour continues so will our campaign of maximum pressure. Today I'm announcing the designation of three Iranian transportation companies that helped Iran import items for its weapons of mass destruction programs," said Pompeo.
The State Secretary also said that an Iranian shipping network 'that helps smuggle weapons from Iran to Yemen' is also targeted by the latest round of sanctions.