Caithness
Sir John Sinclair of Ulbster, who had established the dominant single interest in Caithness with his unopposed return in 1780, concluded from the canvass which he undertook in 1787 when he was sitting for Lostwithiel that he was certain of ‘an unanimous election whenever that event takes place’. Of the 23 voters on the roll at Michaelmas 1788 he was calculated by Lawrence Hill to command about 15; and he himself later observed: