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
Cuban intervention in Angola withdrawal of the last soldier from Angola on 25 May 1991, a total of 2,289 Cubans were killed. Other analysts have noted that of 36,000 Cuban troops committed to fighting in Angola from 1975 to 1979, combat deaths were close to 5,000 in number. Free elections in Namibia were held in November 1989 with SWAPO taking 57% of the vote in spite of Pretoria's attempts to swing the elections in favor of other parties. (see Martti Ahtisaari and History of Namibia). Namibia gained independence in March 1990. The situation in Angola was anything but settled and the country continued to