William Herbert, 1st Marquess of Powis, KG, PC was an English nobleman, best remembered for his suffering during the Popish Plot. He succeeded his father as 3rd Baron Powis in 1667 and was created Ear
Portrait of Lord Powis, attributed to François de Troy
Jacobite peerage
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The Jacobite peerage includes those peerages created by James II and VII, and the subsequent Jacobite pretenders, after James's deposition from the thrones of England, Scotland and Ireland following t
William Herbert, 1st Marquess of Powis
…infant James, Prince of Wales, and took them into their French exile. As a reward, he was created "Duke of Powis" and "Marquess of Montgomery" in the Jacobite Peerage by King James. In 1690, Powis landed in Ireland with James, where he acted as one of his principal advisers. James appointed him to his Irish Privy…
Title page of The Jacobite Peerage, 1904, by Marquis of Ruvigny and Raineval