Prairie Band Chairman Joseph Rupnick speaks during a news conference in Shabbona, Ill. in DeKalb County Thursday. [Ben Szalinski/The Daily Line]

It’s been 173 years since the Prairie Band Potawatomi Nation had their DeKalb County reservation illegally sold off by the U.S. government, but now Illinois’ state and federal lawmakers are making a new push to reestablish the reservation.