Answer the following question: Isaac Ruth Sherwood (August 13 1835 – October 15 1925) was an American politician and newspaper editor from Toledo Ohio as well as an officer in the Union army during the Civil War. He served nine terms in the United States Congress and was a noted pacifist during World War I. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Answer:
Office Holder