Portugal–United Kingdom relations

British–Portuguese relations (Portuguese: Relações Britânico-Portuguesas) are bilateral relations between Portugal and the United Kingdom. The relationship, largely driven by the nations' common interests as maritime countries on the edge of Europe and close to larger continental neighbours, dates back to the Middle Ages in 1373 with the Anglo-Portuguese Alliance. The two countries presently and have historically enjoyed a friendly and close relationship. Both countries are members of the Council of Europe and NATO. Portugal is a European Union member and the United Kingdom is a former European Union member.