He voted for the Taft-Hartley Act, against a 70-group Air Force, against an expansion in Social Security benefits and generally against public power. He was generally considered to be the real estate industry's strongest supporter in Congress and once made an extended speech attacking "Time Magazine" for including him on a list of the "Senate's Most Expendable" members. He engaged in two notable filibusters; the first a 6 ¾ hour successful effort to block the nomination of former Washington Governor and Senator Mon C. Wallgren to be director of the National Security Resources Board, and a longer 12 ½ hour unsuccessful effort to block an extension of federal rent controls. While in the Senate, he generally supported the efforts of Senator Joseph McCarthy and others to identify and dismiss government employees who were alleged to be Communist security risks. During the Korean War, he opposed the firing of General Douglas MacArthur and supported extending the war to the Chinese mainland.