Dutch colonisation of the Guianas control of the three colonies (Demerara, Berbice, and Essequibo) west of the Courantyne River. These three colonies became British Guiana. After 1815, there were five Guianas, referred to by their dominant languages: Spanish Guayana (Venezuela), British Guiana, Dutch Guiana, French Guiana, and Portuguese Guiana (Brazil). The colony that remained was part of the Kingdom of the Netherlands until 1975, when it became independent as the Republic of Suriname. Dutch Guiana covered the majority of the Guiana Shield, with its borders ranging from the Orinoco Delta in the northwest, the eastern banks of the Caroní River in the southwest, to the
French Guiana and the European Space Agency (ESA). In the late 1970s and early 1980s, several thousand Hmong refugees from Laos immigrated to French Guiana, fleeing displacement after United States involvement in the Vietnam War. Fully integrated in the French central state in the 21st century, Guiana is a part of the European Union, and its official currency is the euro. The region has the highest nominal GDP per capita in South America. A large part of Guiana's economy derives from jobs and businesses associated with the presence of the Guiana Space Centre, now the European Space Agency's primary launch site near