Eighteen months previously President Kennedy had ordered the withdrawal of the American missiles in Turkey  but eighteen months later those missiles were still there  and when Kennedy was presented with this bargain, bargaining counter by Khrushchev he sort of shouted at his chiefs of staff and secretary of defence and anyone else he could shout at and sort of said what the hell are those missiles still doing in Turkey, I told you eighteen months ago for God's sake get rid of them!