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
Dutch–Portuguese War had to contend with the English at the same time they eventually decided to offer terms. Dutch–Portuguese War The Dutch–Portuguese War was an armed conflict involving Dutch forces, in the form of the Dutch East India Company and the Dutch West India Company, against the Portuguese Empire. Beginning in 1602, the conflict primarily involved the Dutch companies invading Portuguese colonies in the Americas, Africa, India and the Far East. The war can be thought of as an extension of the Eighty Years' War being fought in Europe at the time between Spain and the Netherlands, as Portugal was in a