Bess Truman was the First Lady of the United States during the 20th century. She was the wife of President Harry S. Truman and served as First Lady from 1945 to 1953. BESS was known for her strong sense of duty and loyalty to her husband, and she was a major influence in his decision-making. She was also an advocate for civil rights and women's rights, and she was a strong supporter of the United Nations.