High Quality Content by WIKIPEDIA articles! Alexandre Delcommune, or del Commune, (6 October 1855 – 7 August 1922) was a Belgian officer of the armed Force Publique of the Congo Free State who undertook extensive explorations of the country during the early colonial period of the Congo Free State. He explored many of the navigable waterways of the Congo Basin, and led a major expedition to Katanga between 1890 and 1893.