He stayed at Exeter House, Full Street where he held his "council of war".A replica of the room is on display at Derby Museum in the city centre.
An industrial boom began in Derby when Rolls-Royce opened a car and aircraft factory in the town in 1907.
This vastly increased Derby's population from 132,408 in the 1961 census to 219,578 in the 1971 census.
Despite being one of the areas of Britain furthest from the sea, Derby holds a special place in the history of marine safety – it was as MP for Derby that Samuel Plimsoll introduced his bills for a 'Plimsoll line' (and other marine safety measures).
He had received misleading information about an army coming to meet him south of Derby.
Although he wished to continue with his quest, he was over-ruled by his fellow officers.