(1818?–93), Navajo Indian chief known for opposition to U.S. government's forced relocation of his people; along with 4,000 Navajos, did not surrender to U.S. Army Col. Kit Carson 1864; withdrew into mountains and waged guerrilla warfare until surrender in 1866 because of starvation; confined to Bosque Redondo Reservation s. of Santa Fe, where conditions were so bad that in 1868 Manuelito and others went to Washington, D.C., to petition U.S. government for new reservation; that year relocated in traditional Navajo homeland; Manuelito established first Navajo police force 1870; ranking chief in delegation to meet U.S. President Grant 1874.