President Donald Trump has taken to harshly targeting language towards Iran. He alleges that the country spends its oil wealth to pay for terrorist networks across the Middle East. His recent remarks spotlight a decades-long policy of unilateral economic sanctions.

President Donald Trump said any person or country that buys oil or petrochemicals from Iran will be barred from doing any business with the U.S. Trump has implemented a "maximum pressure" campaign against Iran,

Iranian oil flows to China via shadow tankers were already hard to track, but now it's even tougher as the US loses some of its leverage due to the tariff war.