S. 2815 · 114th Congress United States Semiquincentennial Commission Act of 2016 StagePassed a chamber SponsorBob Casey Introduced2016-04-19 Latest action2016-06-20 · Received in the House. Follow Summary Text Subjects Cosponsors (3) Votes (0) Actions Cosponsors (3) Ron Wyden Current member Senate OR Democrat Pat Toomey Former member Senate PA Republican Sheldon Whitehouse Current member Senate RI Democrat