Since 1812, with one interruption, Graham had represented Ludgershall on the interest of his father, Tory Member for Carlisle. Despite their political differences, Graham, who in late 1819 had signed the requisition for a Wiltshire meeting on Peterloo and the county constitutional declaration condemning it, was again returned unopposed at the general election of 1820.
no man can be more friendly to the cause of independence wherever it may be assisted than myself ... but the kind of connection which has subsisted so long between the family of Lowther and my father, and the friendship which I have long experienced from that family from my earliest years, would render it highly indelicate in me to take a decided part on the occasion of the present contest.
Brougham mss.
Almost entirely silent in the House, he voted against the Liverpool ministry on the civil list, 5, 8 May, and the appointment of an addition baron of exchequer in Scotland, 15 May, and continued to act regularly with the Whigs, notably in their campaign for lower expenditure and taxation in the early 1820s.
At the general election of 1830 he displaced Agar Ellis to come in unopposed on his own interest.
