Many prominent American and Allied leaders including James W. Gerard, the U.S. Ambassador to Germany, Senator Henry Cabot Lodge, Charles Evans Hughes (later appointed Chief Justice of the U.S. Supreme Court), Elihu Root and others participated to this organization.
Viele prominente amerikanische und verbündete Persönlichkeiten, darunter James Watson Gerard, der US-Botschafter in Deutschland, Senator Henry Cabot Lodge, Charles Evans Hughes (späterer Chief Justice des Obersten US-Gerichtshofs) und Elihu Root, nahmen an der Organisation teil.