S. 3728 · 109th Congress North Korea Nonproliferation Act of 2006 StageSigned by the president SponsorBill Frist Introduced2006-07-25 Latest action2006-10-13 · Signed by President. Follow Summary Text Subjects Cosponsors (7) Votes (0) Actions Cosponsors (7) Daniel Akaka Former member Senate HI Democrat Joe Biden Former memberPresidentDemocrat Sam Brownback Former member Senate KS Republican Jim Bunning Former member Senate KY Republican Elizabeth Dole Former member Senate NC Republican Daniel Inouye Former member Senate HI Democrat Richard Lugar Former member Senate IN Republican