Johnstone’s father, a soldier killed in action when he was a boy, had married the dowager Marchioness of Annandale, to whose Yorkshire estate Richard ultimately succeeded on the death of his childless half-brother George, 3rd Marquess of Annandale, in 1792; thereupon he for a while took his maternal grandfather’s name of Vanden Bempde. He was then in Parliament, having been returned for Weymouth on the Johnstone family interest. In April 1791 he was listed ‘doubtful’ on the question of repeal of the Test Act in Scotland. His silent support of administration together with his inheritance obtained him a baronetcy in 1795,
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Parlimentarian
Parliamentarian
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