LONDON/GIBRALTAR, August 15: The United States has applied to seize the Iranian Grace 1 tanker in Gibraltar commandeered by British Royal Marines in the Mediterranean last month, complicating a possible tanker swap between Britain and the Islamic Republic.

DUBAI, July 13: Iran called on Britain on Friday to immediately release an oil tanker that British Royal Marines seized last week on suspicion it was breaking European sanctions by taking oil to Syria, a foreign ministry spokesman told state news agency IRNA.