The arrival of Public Law 280 on the Omaha reservation, 1946-1953 -- Public Law 280 in operation and the battle over retrocession, 1953-1970 -- The Omaha experience with Indian Claims Commission case 225, 1951-1964 -- Round two before the Indian Claims Commission : case 138, 1951-1966 -- The legal struggle for Blackbird Bend, 1966-1995.