[4] The latter year he was summoned to the House of Lords through a writ of acceleration in his father's junior title of Baron Scott of Tyndale.

He succeeded his father in the dukedom the same year and one of his first acts was to commission what is now the oldest iron bridge in Scotland.

Montagu counselled him to retain his literary independence, and the position went to Scott's friend, Robert Southey.

They had nine children: The Duchess of Buccleuch died at Dalkeith House in August 1814, aged 40, and was buried at Warkton, Northamptonshire.

Buccleuch died on 20 April 1819, aged 46, at Lisbon, Portugal, from tuberculosis,[1] and was buried at Warkton.