Early Spanish & Portuguese Explorers (College Board AP® US History)

Study Guide

Barbara Keese

Written by: Barbara Keese

Reviewed by: Bridgette Barrett

Early Spanish explorers

  • Other explorers followed Christopher Columbus to the New World

  • Juan Ponce de Leon

    • Led the first expedition to the Americas in 1508

    • Founded the first European settlement in Puerto Rico

    • Discovered and named Florida

  •  Núñez de Balboa

    • In 1513, Núñez de Balboa was the first European to cross the land of the New World and see the Pacific Ocean

    • He Crossed the Isthmus of Panama and established a settlement

  • Hernan Cortés

    • Cortés traveled to Mexico in 1509

    • He led an expedition which conquered the Aztec Empire

    • He was part of the first phase of the Spanish colonization of the Americas

  • Fernando Pizarro

    • Pizarro traveled to Peru  in 1526

    • Here, he conquered the Inca Empire

  • Álvar Núñez Cabeza de Vaca

    • From 1528−1536, Cabeza de Vaca traveled through Texas and Mexico

    • He lived with Indigenous People and learned their language and customs, eventually recording his findings in a book

  • Francisco Coronado

    • Francisco Coronado searched for the “Seven Cities of Cibola”

    • From 1540–1542, he traveled through Arizona, Texas, New Mexico, Kansas, and the Gulf of California 

    • He was the first European to see the Grand Canyon

  • Hernando de Soto

    • Hernando de Soto explored Peru and Central America

    • In 1541, he was the first European to see the mouth of the Mississippi River at the Gulf of Mexico

Early Portuguese explorers and Prince Henry the Navigator

Prince Henry the Navigator

  • Prince Henry was exploring in the 1420s

  • He never crossed the Atlantic Ocean

  • He was considered the “Father of Navigation for his studies and discoveries that included technology:

    • Caravel – small, easily maneuverable ship

    • Compass – determines direction

    • Hourglass – measures time to calculate the position of a ship while at sea

    • Quadrant – determines latitude

  • His expeditions and studies of technology made westward exploration possible

Vasco de Gama

  • Vasco de Gama was the first European to sail to India, traveling around the tip of Africa

  • His first voyage was in 1497 to the Cape of Good Hope

  • He established the “Route of Spices” a network of sea routes which linked the East with the West. These routes  expanded trade.

Bartholomeu Dias

  • In 1488, Dias became the First European to reach the Indian Ocean by traveling around the southern tip of Africa

  • His travels and discoveries led to the establishment of the sea route between Europe and Africa.

Ferdinand Magellan

  • Magellan was the first European to travel to Europe around the tip of South America through the Strait of Magellan, across the Pacific, and on to Asia

  • He led an expedition from 1519−1522 which was the first European expedition to circumnavigate the globe

  • Magellan died during this voyage which lasted 1,082 days

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Barbara Keese

Author: Barbara Keese

Expertise: History Content Creator

Barbara is an experienced educator with over 30 years teaching AP US History, AP Human Geography, and American History to grades 6–11 in Texas. She has developed teacher training, authored curricula, and reviewed textbooks to align with educational standards. Barbara has also served on Texas’ textbook adoption committee and the Round Rock History Preservation Commission, contributing to history education beyond the classroom. She holds a Master’s in Curriculum Development and certifications in History and Gifted/Talented Education. In her free time, she enjoys historical fiction and quilting blankets for veterans.

Bridgette Barrett

Author: Bridgette Barrett

Expertise: Geography Lead

After graduating with a degree in Geography, Bridgette completed a PGCE over 25 years ago. She later gained an MA Learning, Technology and Education from the University of Nottingham focussing on online learning. At a time when the study of geography has never been more important, Bridgette is passionate about creating content which supports students in achieving their potential in geography and builds their confidence.