Even before the United States (blank) the Louisiana territory, Jefferson wanted to explore this land. One (blank) of the Lewis and Clark expedition was that people wanted to move west.

Prior to the presence of europeans on the continent, the slave trade in africa a) did not exist in any form. b) was limited to internal trade only. c) included the trans-saharan and indian ocean slave trade. d) was rarely needed due to the lack of an agricultural economy.

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

How did the united states ironically create a slaverybased market economy and democratic political system?