1. The Slave Trade
Slavery had been practiced in Africa since ancient times
The primary market for slaves before the 1490’s was Southeast Asia and Portugal (1)
Primarily used as domestic servants (2)
The demand for slaves increased in the Americas because of the prosperity of the sugarcane plantations (large agricultural estates) (3)

2. Growth of the Slave Trade
The first African slaves were brought to the Americas by the Spanish (4) in This was the start of the triangular trade, a three-pronged approach to slave trade.
Triangular Trade (5)
Europeans sent guns and cloth to Africa for slaves
Slaves were shipped from Africa to the Americas
Slaves were sold in the Americas and with the profits slave traders bought tobacco, molasses, sugar and raw cotton to sale in Europe

4. Growth of the Slave Trade
All together over 10 million (6) slaves were brought to the Americas
Many slaves died on ships during the middle passage
Middle Passage- the shipping of slaves portion of the triangular trade route from Africa to the Americas (7)
Death rates were higher for newly arrived slaves than those born in the Americas

5. Growth of the Slave Trade
Sources of Slaves
The 1st slaves were bought from local African slave merchants on the African Coast (8)
As demand increased, slaves had to be captured from African states farther inland

6. Effects of the Slave Trade
Effects of the Slave Trade on Africa (9)
It depopulated areas of Africa
It increase warfare between African countries
It destroyed societies such as Benin
Foreign Influences
Europeans introduced new foods to Africa
sweet potatoes, corn, and peanuts (10)
Foreigners introduced new religions
Islam became the dominant religion (11)
Christianity became strong in Ethiopia and South Africa

7. The Columbian Exchange
The Age of Exploration was a period of vast exchange of people, plants, animals, ideas, and technology. 
This is known as the Columbian Exchange, because it starts with Columbus. 
While many aspects of this exchange had positive effects, such as the exchange of foods between Europe and America, there were also negative effects, such as the exchange of diseases between Europe and America.

8. From Old World to New World From New World to Old World
Columbian Exchange
From Old World to New World
From New World to Old World
wheat
sugar
bananas
rice
grapes
horses
pigs
cattle
sheep
chickens
smallpox
measles
typhus
corn
potato
beans
peanuts
squash
pumpkin
tomatoes
avocados
chili pepper
pineapple
cocoa
tobacco
quinine (a medicine for malaria)