WASHINGTON â The Department of the Interior announced April 15 that the Land Buy-Back Program for Tribal Nations mailed approximately $30 million in purchase offers to more than 2,000 landowners with fractional interests at the Standing Rock Indian Reservation in North and South Dakota. Landowners who received offers have until May 17 to consider and return accepted offers in the pre-paid postage envelopes provided. The Buy-Back Program implements the land consolidation component of the Cobell Settlement, which provided $1.9 billion to consolidate fractional interests in...