House of Lords Act (1999)
Under the House of Lords Act 1999, all but ninety-two hereditary peers lost their right to sit in the Lords.
He is the only duke to have been elected to remain in the House following the House of Lords Act 1999 .
Due to the House of Lords Act 1999 he lost his seat.
Since the House of Lords Act 1999, hereditary peers do not have the automatic right to sit in the Lords.
He disappeared from the House along with most other hereditary peers following the reforms brought about by the House of Lords Act 1999.
He did not live to see the enactment of the House of Lords Act 1999 which would have cost him his seat, removing most hereditary peers.
Under his leadership the House of Lords Act 1999 passed.
Along with most hereditary peers, he lost the right to attend when the House of Lords Act 1999 took effect in November 1999.
Though he was initially active in the Lords, his career there was cut short by the House of Lords Act 1999.