 However, the road ran along a steep-sided valley, and his party came under attack from the iron workers, who threw down large stones and rocks.Even with the arrival of the rest of the Yeomanry, and the reading of the Riot Act, the road could not be cleared, and was not until three hours later, with the arrival of the regular cavalry of the Royal Scots Greys behind the workers, that the road was cleared.He resigned his commission on 7 August 1822.