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
Malaria Day in the Americas observed the presence of malaria parasites in the blood of patients Malaria Day in the Americas is a separate event from World Malaria Day, which was established the same year and is marked by the World Health Organization on April 25. Following the 2013 Malaria Day in the Americas, participating countries were encouraged to engage in a year-round campaign against the disease to attain the following objectives: Through the annual Malaria Champion of the Americas competition, the Pan American Health Organization (PAHO), the United Nations Foundation, the George Washington University Milken Institute School of Public Health (MISPH), and the Johns