What encouraged Chinese immigration to the US?

How was slavery in mesoamerica, africa, and the arab world similar? many enslaved people were forced to pledge loyalty to their owners. many enslaved people worked in exchange for protection from foreigners. many enslaved people were captured during war. many enslaved people taught and tutored children.

In 1819, what did the united states obtain from spain for $5 million?

Initialy plantations everywhere growing cotton