Russian ambassador summoned by the Foreign Office in tit-for-tat move
Moscow made the 'unjustified' decision to expel a British diplomat last month
World News
Now police launch terror probe into Iran embassy after it urges Iranians to become martyrs
Ministers hauled in Iran's ambassador to dress him down for the message on Tuesday
King 'agrees that Iran must never have a nuclear weapon', Donald Trump declares
'Charles agrees with me even more than I do,' the President claimed
