Material on the Belgian annexation of the Congo including: telegrams and memoranda from Sir Edward Grey [Foreign Secretary]; telegrams from [Etienne] Davignon, the Belgian Foreign Minister; a memorandum on taxation and currency; reforms promised by Belgium; a map of the Belgian Congo [later Zaire, then the Democratic Republic of the Congo]; allegations of illegal treatment of natives by the Belgian company Societe Anonyme Belge and a letter from Arthur Conan Doyle.