The origin, history and impact of the 1882 law that made it illegal for Chinese workers to come to America and for Chinese nationals already here to become U.S. citizens.The origin, history and impact of the 1882 law that made it illegal for Chinese workers to come to America and for Chinese nationals already here to become U.S. citizens.The origin, history and impact of the 1882 law that made it illegal for Chinese workers to come to America and for Chinese nationals already here to become U.S. citizens.