What process do plants use to convert sunlight into chemical energy?

The most important American crop introduced into Africa in the sixteenth century was

The kings of Kongo converted to Christianity as a way to establish closer commercial relations with Portuguese merchants and diplomatic relations with the Portuguese monarchy.

Islam was most popular in sub-Saharan Africa in

The heaviest slave trading took place in the

Sunni Ali built a powerful imperial navy to patrol the

Although the 1939 film, “Gone with the Wind” gives us a certain picture of the South on the eve of Civil War, it is inaccurate because:

According to your text and an accompanying image, one of the signs middle class women were changing traditional roles was their increasing number of out-of-house:

“Free labor” means:

Critical-thinking question: Like The Compromise of 1820, The Compromise of 1850 essentially: