The louisiana purchase was made possible by: select one: a. napoléon's disastrous setback in haiti. b. britain's support of the u. s. effort. c. the political backing of the federalists. d. jefferson's threat to take the land by force. e. the fact that france offered it for free.

Napoléon's disastrous setback in Haiti

The Louisiana Purchase was a land purchase made by United States president Thomas Jefferson in 1803. He bought the Louisiana territory from France which was under the leadership of Napoleon Bonaparte. However, the Louisiana Purchase was a problem for Jefferson because he believed that the Constitution did not give authority to acquire new land

do you have a list of sources to choose from?

that is probably something for you to answer