Peruvian soldier, born in Tarapacá on the 30th of August 1797; died in Tiviliche on the 30th of May 1867. He was brigadier-general of the army of Peru in 1834; was engaged in several insurrections; overthrew the government of Vivanco, and became President of Peru from 1845 to 1851; overcame his successor and ruled from 1854 to 1862, during which period he abolished slavery and many abuses, but allowed corruption, and after laying down his authority in 1862, was, in 1867, the year of his death, again engaged in insurrection against the Peruvian government.