At Drumclog he had a close run thing when on 1st June 1679 he came across a conventicle but after leading an attack was forced into retreat and withdrew to the defence of Glasgow. On 22nd June Claverhouse joined forces with the Duke of Monmouth and together inflicted a heavy defeat against the Covenanters at the battle of Bothwell Brig. John Graham was appointed to the Privy Council in 1684.
The people feared and hated the man they called 'Bluddy Clavers' for his ruthless killing of men and women. However his reputation as a religious zealot does not sit easily with his marriage in 1684 to Lady Jean Cochrane from a strong Covenanting family. When in 1686 he was appointed to the post of Lord Provost of Dundee one of his first acts was to abolish the death penalty for theft.
This pistol had belonged to John Graham of Claverhouse, 'Bonnie' Dundee and it was collected by Sir Walter Scott who put it on display in the armoury at Abbotsford, his house in the Borders.