British Guiana Kingdom, finally made formal claim to the "New River Triangle", the triangular-shaped region between the New and Kutari rivers that was in dispute. The Surinamese colonial government and, after 1975, the independent Surinamese government, maintained the Dutch position; while the British Guiana Government, and later the independent Guyanese government, maintained the British position. British Guiana is famous among philatelists for its early postage stamps, which were first issued in 1850. These stamps include some of the rarest, most expensive stamps in the world, such as the unique British Guiana 1c magenta from 1856, which was sold in 2014 for US$9.5
History of French Guiana Amerindian attacks. In 1658 the Dutch West Indies Company seized French territory to establish the Dutch colony of Cayenne. The French returned once more in 1664, and founded a second settlement at Sinnamary (this was attacked by the Dutch in 1665). In 1667 the English seized the area. Following the Treaty of Breda on 31 July 1667 the area was given back to France. The Dutch briefly occupied it for a period in 1676. After the Treaty of Paris in 1763, which deprived France of almost all her possessions in the Americas other than Guiana and a few islands, Louis