By 1750 Britain was - as Jacqueline Riding shows - at peace with her traditional enemy, France, and had finally extinguished the threat from the Catholic Jacobites. The art of William Hogarth - particularly his great canvas O The Roast Beef of Old England of 1749 - duly reflected this new sense of security and pride in being British. The economy was booming. Trade was expanding. And newly-confident Britons were no longer looking to Italy or France...