Lucy Ward Investigates ‘The Empress and the English Doctor’
“One summer’s evening early in July 1768, a horseman rode up to the gates of Port Hill House, Thomas Dimsdale’s home a few miles from Hertford. Dismounting, the visitor announced himself to the physician with a flourish: he came from the Russian embassy in London, and brought a letter from the ambassador, Count Aleksei Semyonovich…