Portuguese Angola Portuguese protectorate by the 1885 Treaty of Simulambuco. Sometime during the 1920s, it became incorporated into the larger colony (later the overseas province) of Portuguese Angola. The two colonies had initially been contiguous, but later became geographically separated by a narrow corridor of land, which Portugal ceded to Belgium allowing Belgian Congo access to the Atlantic Ocean. Following the decolonisation of Portuguese Angola with the 1975 Alvor Agreement, the short-lived Republic of Cabinda unilaterally declared its independence. However, Cabinda was soon overpowered and re-annexed by the newly proclaimed People's Republic of Angola and never achieved international recognition. Portuguese explorers and
1970s in Angola independence of the Republic of Cabinda from Paris. The National Liberation Front of Angola (FNLA) and the National Union for the Total Independence of Angola (UNITA) forged an alliance on November 23, proclaiming their own coalition government based in Huambo with Holden Roberto and Jonas Savimbi as co-presidents and José Ndelé and Johnny Pinnock Eduardo as co-Prime Ministers. The South African government told Savimbi and Roberto in early November that the South African Defence Force (SADF) would soon end operations in Angola despite the coalition's failure to capture Luanda and therefore secure international recognition at independence. Savimbi, desperate to avoid