Columbia subject headings:
League of Nations--United States.
League of Nations.
World War, 1914-1918--Peace.
Harvard subject headings:
League of Nations
League of Nations--United States.
League to Enforce Peace (U.S.)
World War, 1914-1918--Peace
Princeton subject headings:
League of Nations--United States.
League of Nations.
League to Enforce Peace (U.S.)
World War, 1914-1918--Peace.