Why is Iran threatening regional airports, and what could be the impact?

Iran has threatened neighbouring countries with retaliation if they enforce new United States sanctions designed to stop Iranian airlines from operating internationally, raising the prospect of further disruption to air travel across a region already affected by nearly seven months of the US-Israel war on Iran.“I urge all our neighbouring countries not to get involved in the United States adventure. This adventure will very soon end in failure,” Mohsen Rezaei, secretary of Iran’s Supreme National Security Council, told Iranian state media.Recommended Stories list of 3 itemslist 1 of 3Iran’s president brings receipts of US strikes on civilians to the UNGAlist 2 of 3US threatens to ground Iranian airlines worldwide from Wednesdaylist 3 of 3Can the US ban Iranian airlines worldwide – and what would it mean?end of listThe warning came as Iranian carriers cancelled a number of international flights after the US threatened airports and aviation service providers with secondary sanctions if they continued doing business with it. On Thursday, the all Iranian flights to and from the United Arab Emirates were cancelled, the Iranian Students’ News Agency reported.Azerbaijan and Georgia had on...