Sir Stephen Wall, a former British Permanent Representative to the European Union, has talked about how he took part in last weekend’s gay pride march in London. Sir Stephen, who after working in Whitehall went on to become an adviser to Cardinal Cormac Murphy-O’Connor, wrote in a letter to the London Evening Standard in which he said: “It was only the second year that the Civil Service has marched. The rainbow flag flew over the Cabinet Office. Many unimaginable things have h