Before revision: Lope Martín was the first European ( Portuguese ) explorer to complete a round trip across the Pacific Ocean, sailing from Navidad on the west coast of Mexico in 1564 to the Philippines, and returning to Navidad in 1565.
After revision: Lope Martín was the first European ( Afo-Portuguese ) explorer to complete a round trip across the Pacific Ocean, sailing from Navidad on the west coast of Mexico in 1564 to the Philippines, and returning to Navidad in 1565.