Warren generally supported Pitt after regaining his seat for Lancaster in 1786, but deserted him on the Regency, when he was recruited for opposition by Lord Rawdon (later Earl of Moira). The key to his ‘conversion’, which came as no surprise to his son-in-law Lord Bulkeley, who wrote of his ‘rattish dispositions’, was his long-standing desire for a peerage, based on fanciful claims to the ancient earldom of Warren and Surrey.
Sir George thinks he is now overlooked by the Duke of Portland, because ... I happened to be his God-father at his conversion. The possibility of the shyness of that party towards me at this juncture operating against Sir George ... engages me in equity to repair if I can any mischief which connection with me may have done to him... . Sir George’s fortune is so great that he is a fair candidate.
Prince of Wales Corresp. ii. 866.
Nothing was done for Warren, who is not known to have spoken in the House and gave up his seat at the dissolution in 1796. Two years later he told his wife’s brother-in-law, Lord Liverpool, that he was ‘under a strictly circumscribed system in regard to his health’. In 1799, he wrote to Pitt admitting that his claim to the earldom of Warren would be expensive and difficult to prove and soliciting in the first instance an Irish viscountcy, with a British peerage to follow, both with remainder to his supposed kinsman, whose most recent successes at sea he cited in support of his request.
Warren’s runaway first marriage was a lucrative one and his estates in Cheshire and the Preston area of Lancashire were said to be worth £11,000 a year,
