Indian Ocean trade Madagascar at this time leaving behind a lasting cultural and genetic legacy. Chinese fleets under Zheng He criscrossed the Indian Ocean during the early part of the 15th century. The missions were diplomatic rather than commercial, but many exchanges of gift and produces were made. The Portuguese under Vasco da Gama discovered a naval route to the Indian Ocean through the southern tip of Africa in 1497–98. Initially, the Portuguese were mainly active in Calicut, but the northern region of Gujarat was even more important for trade, and an essential intermediary in east-west trade. Venetian interests were directly threatened as
Portugal at the Olympics Portugal at the Olympics Portugal first participated at the Olympic Games in 1912 and has since taken part in every edition of the Summer Olympic Games. Earlier that year, the Olympic Committee of Portugal (COP, "Comité Olímpico de Portugal") was recognised by the International Olympic Committee as the Portuguese National Olympic Committee. In 1952, athletes representing Portugal competed for the first time at the Olympic Winter Games, and have only missed two editions since 1988. As of the 2016 Summer Olympics, thirty-seven Portuguese athletes have won a total of twenty-four medals (four golds, eight silvers and twelve bronzes) in nine