Portuguese India Armadas Portuguese India Armadas The Portuguese India Armadas ("Armadas da Índia") were the fleets of ships, organized by the crown of the Kingdom of Portugal and dispatched on an annual basis from Portugal to India, principally Goa. These armadas undertook the Carreira da Índia ("India Run"), following the sea route around the Cape of Good Hope first opened up by Vasco da Gama in 1497–1499. For a long time after its discovery by Vasco da Gama, the sea route to India via the Cape of Good Hope was dominated by the Portuguese India armada – the annual fleet dispatched from Portugal
Portuguese discoveries tip of Africa, disproving the view that had existed since Ptolemy that the Indian Ocean was separate from the Atlantic. Also at this time, Pêro da Covilhã reached India via Egypt and Yemen, and visited Madagascar. He recommended further exploration of the southern route. As the Portuguese explored the coastlines of Africa, they left behind a series of padrões, stone crosses inscribed with the Portuguese coat of arms marking their claims, and built forts and trading posts. From these bases, the Portuguese engaged profitably in the slave and gold trades. Portugal enjoyed a virtual monopoly of the Atlantic slave trade