He remained out of high office until after Perceval was assassinated in 1812 .
In 1809 , he was wounded in a duel with his foe Lord Castlereagh and was shortly thereafter passed over as a successor to the Duke of Portland in favour of Spencer Perceval .
He remained out of high office until after Spencer Perceval was assassinated in 1812 .
In 1809 , he was wounded in a duel with his foe Lord Castlereagh and was shortly thereafter passed over as a successor to the Duke of Portland in favour of Spencer Perceval .