His tribe once controlled huge swaths of what is now New York and Connecticut, but the shrunken reservation presided over by Alan Russell today hosts little more than four mostly-dilapidated homes and a pair of rattlesnake dens. The Schaghticoke Indian Tribe leader believes its fortunes may soon be improving. As the U.S. Interior Department overhauls its rules for recognizing American Indian tribes, a nod from the federal government appears within reach, potentially bolstering its claims to surrounding land and opening the door to a tribal-owned casino. “It’s the future generations we’re fighting for,” Russell said. The rules floated by the...