Assembleia Nacional is a Portuguese expression meaning National Assembly. It may refer to:National Assembly of Angola (Assembleia Nacional de Angola) National People's Assembly of Guinea-Bissau (Assembleia Nacional Popular da Guiné-Bissau) National Assembly of São Tomé and Príncipe (Assembleia Nacional de São Tomé e Principe) Assembleia Nacional (Portugal), the Portuguese legislature during the Estado Novo (Portugal) (1933-1974)