His father returned from the West Indies, and purchased an estate at Doles, near Enham, Hampshire.
[1] Dewar stood for Parliament at Cricklade at the 1774 general election but dropped out during the poll.
At the second by-election in February 1775 the returning officer disqualified 108 of Dewar’s votes to the benefit of his opponent Samuel Peach.
[1] According to his father, Dewar had got into serious financial difficulties “by a continued series of imprudences and extravagances” and probably for this reason he did not stand at the 1780 general election.
His son was at the time a prisoner of the French, having been captured on the Lisbon packet boat.