Who was a Portuguese nobleman who left Portugal in 1497?

The Portuguese nobleman who left Portugal in 1497 was Vasco da Gama. He was an explorer and navigator known for being the first person to sail directly from Europe to India. His voyage around the Cape of Good Hope to reach India opened up a new sea route for trade and significantly impacted global commerce. Da Gama's expeditions were crucial in establishing Portugal as a major maritime power during the Age of Discovery.