Port wine be labelled as "port" or "Porto". In the United States, wines labelled "port" may come from anywhere in the world, while the names "Oporto", "Porto", and "Vinho do Porto" have been recognized as foreign, non-generic names for port wines originating in Portugal. Port is produced from grapes grown and processed in the demarcated Douro region. The wine produced is then fortified by the addition of a neutral grape spirit known as aguardente in order to stop the fermentation, leaving residual sugar in the wine, and to boost the alcohol content. The fortification spirit is sometimes referred to as brandy but
Alentejo wine created as separate "Indicação de Proveniencia Regulamentada" (IPR) wine regions, after which some were elevated to DOC status. In 2003, these separate DOCs and IPRs were put together as the Alentejo DOC. Listed from north to south the eight subregions are the following. The principal grapes of the Alentejo region includes Abundante, Alfrocheiro Preto, Alicante Bouschet, Antão Vaz, Arinto, Cabernet Sauvignon, Carignan, Chardonnay, Diagalves, Fernão Pires, Grand noir, Manteudo, Moreto, Palomino, Periquita, Rabo de Ovelha, Tempranillo, and Trincadeira. 5. Gregory V. Jones, https://web.archive.org/web/20130908201932/http://www.sou.edu/envirostudies/jones.html Alentejo wine Alentejo ("Vinho do Alentejo", Alentejo wines) is a Portuguese wine region located in the Alentejo