Roger F. Wicker is a Republican Senator from Mississippi, who assumed office on December 31, 2007, with his current term ending on January 3, 2031. For the 119th Congress, Senator Wicker will serve on the Commerce, Science, and Transportation Committee, the Environment and Public Works Committee, and the Rules Committee. He will also chair the Senate Armed Services Committee. He is also a senior member of the Commission on Security and Cooperation in Europe, also known as the U.S. Helsinki Commission, and has served as a Vice-President of the OSCE Parliamentary Assembly since 2017.