The capital city of Congo Brazzaville is Brazzaville. It lies on the Congo River, directly across from Kinshasa, the capital of the Democratic Republic of the Congo. Brazzaville serves as the political, economic, and cultural center of the Republic of the Congo. Established during French colonial rule, the city has a diverse mix of cultures and history, reflected in its architecture and vibrant arts scene. With a population of over a million, Brazzaville is crucial for trade and connectivity within Central Africa, hosting institutions like the African Union and the Central African Economic Community.