Democratic Republic of the Congo République démocratique du Congo (French) Repubilika ya Kôngo ya Dimokalasi (Kongo) Republíki ya Kongó Demokratíki (Lingala) Jamhuri ya Kidemokrasia ya Kongo (Swahili) Ditunga dia Kongu wa Mungalaata (Luba - Katanga) Flag Coat of arms Motto: "Justice -- Paix -- Travail '' (French) "Justice -- Peace -- Work '' Anthem: Debout Congolais (French) "Arise, Congolese '' Location of Democratic Republic of the Congo (dark green) Capital and largest city Kinshasa 4 ° 19 ′ S 15 ° 19 ′ E ﻿ / ﻿ 4.317 ° S 15.317 ° E ﻿ / - 4.317; 15.317 Official languages French Recognised national languages Lingala Kikongo Swahili Tshiluba Ethnic groups See Ethnic groups section below Demonym Congolese Government Unitary semi-presidential republic President Joseph Kabila Prime Minister Bruno Tshibala Legislature Parliament Upper house Senate Lower house National Assembly Formation Colonized 17 November 1879 Congo Free State 1 July 1885 Belgian Congo 15 November 1908 Independence from Belgium 30 June 1960 Renamed to Democratic Republic of the Congo 1 August 1964 Republic of Zaire 29 October 1971 Fall of Mobutu 17 May 1997 Current constitution 18 February 2006 Area Total 2,345,409 km (905,567 sq mi) (11th) Water (%) 3.32 Population 2016 estimate 78,736,153 (16th) Density 34.83 / km (90.2 / sq mi) GDP (PPP) 2017 estimate Total $67.988 billion Per capita $785 GDP (nominal) 2017 estimate Total $40.415 billion Per capita $446 Gini (2006) 44.4 medium HDI (2015) 0.435 low 176th Currency Congolese franc (CDF) Time zone WAT and CAT (UTC + 1 to + 2) Drives on the right Calling code + 243 ISO 3166 code CD Internet TLD. cd
who did the democratic republic of congo gain independence from
30 June 1960