Dr Julian Lewis: As the hon. Gentleman [Steve McCabe] has made that challenge, and to give him time to get back to his text, may I tell him that it is easy for the Conservative party to hold up its head over its record on defence because, throughout the cold war, when the Labour party and three quarters of its parliamentary representatives wanted us to get rid of our strategic nuclear deterrent in a one-sided way, the Conservative party, alone of the three main parties in the House, stood up for the nuclear deterrent, backed NATO and saw off the threat from the Soviet Union?