to serve as its president, and he was responsible for creation and management of Montana's exhibits at both events. In 1905, Mantle was a candidate for the Republican U.S. Senate nomination, but lost to Thomas H. Carter, who was reelected. In 1907, he was a candidate for the Republican nomination for U.S. senator. He lost to Joseph M. Dixon, who went on to win the seat. In 1921, Mantle moved to San Francisco, California. After his marriage, he relocated to Los Angeles. Mantle died in Los Angeles on November 18, 1934. He was buried at Mount Moriah Cemetery in Butte. Family Mantle remained a bachelor until 1922. At age 70, he made national headlines when he married Etta Daly (1897-1993), a 25-year-old he had known since she was a child. They remained married until his death and were the parents of a son, Lee Mantle Jr. (1922-1985). See also List of United States senators who switched parties List of United States senators born outside the United States References External links 1851 births 1934 deaths People from Birmingham, West Midlands English emigrants to the United States Mormon pioneers Former Latter Day Saints Republican Party United States senators from Montana Silver Republican Party United States senators from Montana Members of the Montana Territorial Legislature Mayors of places in Montana Montana city council members Politicians from Salt Lake City 19th-century American politicians