RECOMENDATIONS ON INTERNATIONAL LAW AND OFFICIAL COMMENTARY THEREON PREFACTORY Note. The Need of Popular Understanding of International Law, by Elihu Root. Opening Address of the Honorable Elihu Root at the Conference of Teachers of International Law and Related Subjets. Resolutions and Recommendations of the Conference of Teachers of International Law and Related Subjects. Recommendations on International Law adopted by the Second Pan American Scientific Congress. Official Commentary on the Recommendations on International Law of the Second Pan American Scientific Congress.