Clanbrassill’s mother wrote to her brother, Count William Bentinck,
In 1768 he was returned for Helston, unopposed, on the interest of Francis, 2nd Baron Godolphin, whose first wife was a sister of Clanbrassill’s mother. In the House, Clanbrassill voted with the Administration. North wrote of him to Harcourt, lord lieutenant of Ireland, 23 June 1774:
I had always the greatest reason to be thankful to him for his conduct in Parliament. He brought himself into the House of Commons without the assistance of Administration; has never asked a single favour; but has been constant in his attendance and uniform in his support in Parliament.
He is not known to have spoken in the House.
Mrs. Delany, a cousin of Clanbrassill’s wife, met him at the time of his wedding, and formed a very favourable opinion of him; and she was assured by a friend who knew him well that ‘he was free from every vice in the world’. He ‘looks old of his age (having lost all his fore teeth), but he is tall, genteel, and very well bred’; ‘nothing can have been more generous and polite than Lord Clanbrassill’s behaviour, and he is of an age as well as his lady to know their minds’. And a year later: ‘I like him mightily; he is good humoured, easy, well-bred, and deep in search of botany ... he takes notice of everything.’
On 18 Nov. 1774 she wrote to Mrs. Port:
Lord Clanbrassill not in Parliament; depending on Lord Godolphin’s interest made no other, and he was under obligation to give his to Lord Carmarthen. It seems strange that his father, Mr. Foley, did not bring him in; but there is no accounting for narrow minds.
And on 14 Jan. 1775, to her brother Bernard Granville:
