Does not the right hon. Gentleman regard his reply as in striking contrast with the one he has just made to my right hon. Friend the Member for Derby, South (Mr. P. Noel-Baker) on the question of a nuclear-free zone for Latin America? If a nuclear-free zone is right for Latin America, why is it not right for Europe? In the new and better atmosphere which we hope will follow the Cuban crisis, surely this is the time for the Government to take an intiative towards liberating at least Central Europe from the danger of these weapons?