Berlin Conference of 1884

The Berlin Conference, also called the Congo Conference (Kongokonferenz), opened on 15 November 1884 and closed on 26 February 1885. It was convened by German Chancellor Otto von Bismarck at the request of Portugal and brought together representatives of 14 states, including the major European powers, the Ottoman Empire, and the United States. Notably, no African polity was represented.

The conference produced the General Act of Berlin, signed on 26 February 1885. Its principal provisions included:

• Free trade in the Congo Basin and along the Niger and Congo rivers.
• Freedom of navigation on the Congo and Niger.
• A commitment by signatories to suppress the slave trade in the region.
• The principle of effective occupation, requiring a colonizing power to demonstrate administrative control over a territory in order for its claim to be recognized by other signatories (applied chiefly to coastal areas).
• Recognition of King Leopold II of Belgium's personal control over the Congo Free State through the International Association of the Congo.

The conference did not itself partition Africa, but it set the diplomatic ground rules under which the partition accelerated. Between 1885 and 1914, nearly the entire continent was brought under European colonial rule, with only Ethiopia and Liberia retaining substantive independence.

In contemporary scholarship and political discourse, the Berlin Conference is often cited as a foundational moment in the imposition of arbitrary colonial boundaries, many of which persist as modern African state borders and are linked to subsequent ethnic conflict and state-fragility debates. The African Union and various Pan-African thinkers have referenced it as the symbolic origin of externally imposed African geography. The General Act was formally abrogated by the Treaty of Saint-Germain-en-Laye in 1919 following the First World War.