 Complete the following phrase:  Portugals overseas presence in Sub-Saharan Africa most notably in Angola, Cape Verde, Mozambique, Guinea-Bissau and São Tomé and Príncipe lasted from the 16th century to 1975, after the Estado Novo regime was overthrown in a military coup in Lisbon. Rhodesia unilaterally declared independence from the United Kingdom in 1965, under the white minority government of Ian Smith, but was not internationally recognized as an independent state as Zimbabwe until 1980, when black nationalists gained power after a 