Issued in 1979, this 6.50 escudos stamp from Portugal commemorates the Dia de Portugal, de Camões e das Comunidades Portuguesas (Day of Portugal, Camões, and the Portuguese Communities), celebrated annually on June 10th. The vibrant design by Orlando Batista captures the Portuguese national flag in motion, symbolizing unity, pride, and the spirit of the Portuguese diaspora. The day honors national poet Luís de Camões and serves as a celebration of Portuguese culture worldwide. A striking and dynamic issue sought after by thematic collectors of flags and national celebrations.