My right hon. and learned Friend makes a very important point. I can assure him that my right hon. Friend the Secretary of State for Defence is very much engaged in this entire debate. Central to that debate will be the SNP’s attempt to have it both ways by reluctantly and belatedly signing up for NATO—three quarters of Scots support it, so that was perhaps inevitable—while not being willing to accept the obligations and rules that go with it, including a nuclear umbrella as part of the strategic concept.