Statesman, born in Wilts; succeeded to the title in 1774; entered on a public career as a Whig under the patronage of his uncle Charles James Fox; held office under Grenville, Grey, and Melbourne; was imbued with a fine humanitarian spirit, and fought ably against the slave-trade and the corn-laws; his cultured literary taste is revealed in his writings, which embrace Spanish translations, lives of Guillen de Castro and Lope de Vega, Memoirs, etc. (1773-1840).