 He was a High Tory, while Mansel was a more moderate Court Tory, but Mansel may have felt obliged to make a concession to the local High Tory interests to prevent their attachment to the Duke of Beaufort's interest.He was again returned for Glamorgan at the 1715 election, and was noted as a Jacobite, keeping a portrait of the Pretender.Jones did not long survive the Whig reascendancy as he died on 19 December 1715 at the age of 33.