Iran set off a diplomatic row with Germany yesterday by closing its airspace to Chancellor Angela Merkel's plane as it flew to India, delaying an official visit.
By The Newsroom
Published 31st May 2011, 20:38 BST
Updated 31st May 2011, 23:35 BST
Germany summoned Iran's ambassador in Berlin to protest "the breach of international protocol," said foreign minister Guido Westerwelle.