Portuguese colonization of the Americas Portuguese colonization of the Americas Portugal was the leading country in the European exploration of the world in the 15th century. The Treaty of Tordesillas in 1494 divided the Earth outside Europe into Castilian and Portuguese global territorial hemispheres for exclusive conquest and colonization. Portugal colonized parts of South America (mostly Brazil), but also made some unsuccessful attempts to colonize North America in present-day Canada. Based on the terms of the Treaty of Tordesillas, the Portuguese Crown claimed it had territorial rights in the area visited by the Genoese explorer John Cabot in 1497 and 1498 on behalf of the
Decolonization of the Americas and France has fully "integrated" most of its former colonies as fully constituent "departments" of France. The United States of America declared independence from Great Britain on July 2, 1776 (although the event is now commemorated on July 4, the date when the Declaration of Independence was officially adopted by Congress), in so doing becoming the first independent, foreign-recognized nation in the Americas and the first European colonial entity to break from its mother country. Britain formally acknowledged American independence in 1783 after its defeat in the American Revolutionary War. Although initially occupying only the land east of the Mississippi