International relations; International law; Hague, Permanent Court of International Justice; treaties; United States. Congress. Senate; Pressure groups; United States -- Foreign relations
Harding, Warren G (Warren Gamaliel), 1865-1923; Lodge, Henry Cabot, 1850-1924; Borah, William Edgar, 1865-1940; Johnson, Hiram, 1866-1945; McCormick, Medill, 1877-1925