The United States has imposed sanctions on all of Iran's remaining active airlines, sharply escalating pressure on Tehran's aviation sector as part of a broader campaign aimed at cutting the Islamic republic off from international trade and finance.

The United States has imposed sweeping sanctions on 27 Iranian airlines and the foreign networks supporting them. As part of Donald Trump's 'Economic D-Day' campaign against Tehran, the US is widening its assault beyond Iran's airlines to target the overseas networks that help keep the country's aviation sector functioning.

The Trump administration has imposed sanctions on additional elements of Iran’s aviation industry.