His fleet of 13 ships sailed far into the western Atlantic Ocean, perhaps intentionally, where he made landfall on what he initially assumed to be a large island. As the new land was within the Portuguese sphere according to the Treaty of Tordesillas, Cabral claimed it for the Portuguese Crown. He explored the coast, realizing that the large land mass was probably a continent, and dispatched a ship to notify King Manuel I of the new territory. The continent was South America, and the land he had claimed for Portugal later came to be known as Brazil. The fleet reprovisioned and then turned eastward to resume the journey to India.
where did the portuguese explorer pedro álvars cabral accidentally make landfall
Brazil