O'Donnell
LEOPOLD, a Spanish military officer; born in Santa Cruz, Teneriffe, Jan. 12, 1809. He was descended from an ancient Irish family, entered the Spanish army and espoused the cause of the infant Queen Isabella against Don Carlos (see CARLISTS). When the Carlgrated with her to France. In 1843 his intrigues against Espartero were successful; and he was rewarded by the governor-generalship of Cuba. When he returned to Spain (1848) he intrigued against Bravo Murillo and Narvaez; was made war minister by Espartero in 1854; but plotted against his benefactor, and in 1856 supplanted him by a coup d'état.
He was in three months' time succeeded by Narvaez, but in 1858 he returned to power; in 1859 he commanded the army in Morocco, took the Moorish camp, and the city of Tetuan surrendered, whereupon he was made Duke of Tetuan. In 1866 his cabinet was upset by Narvaez, and he died in Bayonne, France, Nov. 5, 1867.