1. The Big Idea
Christopher Columbus’s voyages led to new exchanges between Europe, Africa, and the Americas.

2. Main Ideas
Christopher Columbus sailed across the Atlantic Ocean and reached a continent that was previously unknown to him.
After Columbus’s voyages, other explorers sailed to the Americas.

3. Columbus Sails Across the Atlantic
Christopher Columbus
sailor from Genoa, Italy
stories of wealth in Asia.
King Ferdinand and Queen Isabella of Spain
paid for an expedition across the Atlantic.

4. Columbus Sails Across the Atlantic
On August 3, 1492
Columbus sets sail across the Atlantic with three ships.
On October 12, 1492
reaches the Americas.

6. Columbus Sails Across the Atlantic
Columbus and his crew landed in the Bahamas
he named San Salvador “Holy Savior.”
Called native people Indians
Why?
Interested in…?
GOLD
NOT the culture of the Taino, the native people.

7. Columbus Sails Across the Atlantic
Made three more voyages to the Americas.
Impact of Columbus’s voyages on the world was not realized until years after his death

9. Impact of Columbus’s Voyages
SPAIN v. PORTUGAL
Line of Demarcation:
Divided Atlantic Ocean
Spain could claim all land west of that line
Treaty of Tordesillas:
Moved line 800 miles further west

10. Other Explorers Sail to the Americas
Amerigo Vespucci
Led Spanish fleet to present-day South American Coast
Name Sound Familiar?
German mapmaker labeled continents across the ocean America to honor him

11. Other Explorers Sail to the Americas
Vasco Nunez de Balboa
Present-day Panama
1513 – Pacific Ocean

12. Other Explorers Sail to the Americas
Ferdinand Magellan
Expedition in 1519
circumnavigated, or sailed around, the world.

14. The Columbian Exchange
Name given the transfer of plants, animals, and diseases between Europe and the Americas.