Residential roads with no street name or number signs, such as this one in Belcourt, N.D., are common on the Turtle Mountain Indian Reservation. Under recently tightened state rules, voters in North Dakota are required to present identification with a street address, which is a hurdle for Native Americans.

Residential roads with no street name or number signs, such as this one in Belcourt, N.D., are common on the Turtle Mountain Indian Reservation. Under recently tightened state rules, voters in North Dakota are required to present identification with a street address, which is a hurdle for Native Americans