1. The Columbian Exchange
The Columbian Exchange brought European plants, animals & disease to the New World, including the horse
Sent new plants and animals to the Old World, including potatoes, corn, tomatoes and other crops.
European plants & animals changed the American environment

2. Columbian Exchange Banana (Europe) Sweet Potato (North America)
Citrus Fruits (Europe)
Tobacco (America)
Coffee Beans (Europe [via Middle East])
Tomato (America)
Grains (wheat, rice, barley, oats) (Europe)
Turkey (America)
Vanilla (America)
Grape (Europe)
Avocado (America)
Horse (Europe)
Corn (America)
Olive (Europe)
Peanut (America)
Onion (Europe)
Peppers (America)
Peach & Pear (Europe)
Pineapple (America)
Pig (Europe)
Potato (America)
Sheep (Europe)
Pumpkin (America)
Turnip (Europe)
Squash (America)
Sugar Cane (Europe [via Asia before 1492])
Chocolate (America)

3. Power Struggle in Early America
Native peoples of America had complex cultures
Important to remember that 95% of Native Americans killed by European diseases (Thank you, Columbian Exchange!)

4. The Columbian Exchange Transforms the European Diet
Potatoes brought from America can survive European warfare
Potatoes originally food for peasants
Result: huge growth in European population
Tomatoes, turkeys, corn, coffee, chocolate, tobacco & sugar change European diet