44th century

History of the Doctor Who universe

 * 4302 - Elliot Sardick is born. (TV: A Christmas Carol)
 * 4378 - Elliot Sardick dies. His son Kazran Sardick succeeds him as ruler of Sardicktown. (TV: A Christmas Carol)
 * Twenty years later, The Thrasymachus would almost crash near Sardicktown. (TV: A Christmas Carol)

Behind the Scenes

 * According to The Brilliant Book 2012, a book that contains non-narrative based information; near the end of the century, a brochure for the Thrasymachus would refer to a "Space War II" with rationing enforced. It boasted you could "tear up" your ration books at their dining establishments. (REF: The Brilliant Book 2012)