1811

On 5 February 1811, the British Regency began when King George III lapsed into "permanent madness". (EDA: The Adventuress of Henrietta Street, CC: Frostfire)

At his home in Cambridge, William Blake fell through a hole in time and found himself trapped in the netherworld of the Yssgaroth. He returned to this time with the Seventh Doctor and Bernice Summerfield in the Doctor's TARDIS. (NA: The Pit)