FTP, name this king of England, the husband of Caroline of Brunswick who ruled from 1820 to 1830 after succeeding George III.
At the age of 20, he married a Roman Catholic, Mrs. Fitzherbert, but the ceremony was not recognized by English law. He pretended to be a Whig to annoy his father, but ended up governing with the Tories, as Perceval, Liverpool, Ripon, Wellington and  Canning served as prime minister during his reign. FTP, name this king of England, the husband of Caroline of Brunswick who ruled from 1820 to 1830 after succeeding George III.
At the age of 20, he married a Roman Catholic, Mrs. Fitzherbert, but the ceremony was not recognized by English law.
George IV