The watering holes of SW1 were full last night, with MPs dissecting the day’s King’s Speech. But as attention turns to the Autumn Statement and the next big parliamentary set-piece occasion, a collection of Conservatives were mulling their next moves. For a 20-strong tax cutting group of Tories got together in Smith Square – onetime home of Conservative Central Office, where the great quartet of Thatcherite election victories were celebrated throughout the 1970s, 1980s and 1990s.