 Senators were chosen by their respective state legislators.The U.S. Senate refused to seat Clark because of the 1899 bribery scheme, but a later Senate campaign was successful, and he served a single, undistinguished term from 1901 until 1907.In 1899, Daly teamed up with two principals of John D. Rockefeller's Standard Oil, William Rockefeller and Henry H. Rogers to create the giant Amalgamated Copper Mining Co., one of the largest trusts of the early Twentieth Century.