Air India expects to face around $600 million in additional costs if a ban from Pakistan's airspace lasts for a year, and has asked the federal government to compensate it for the hit, a company letter seen by Reuters shows.

Bilateral airspace pact between India and Pakistan sets clear rules to prevent aerial conflict and foster military transparency. Here’s a look at the agreement in detail

India’s move to pressure the IMF comes as the two nuclear-armed neighbours impose reciprocal suspensions on treaties, diplomatic exchanges, and airspace access, deepening hostilities after New Delhi blamed Pakistan for the Pahalgam attack without presenting evidence.