The Lousiana Purchase removed a major point of contention between the United States and a European power but left many others. Which areas of possible conflict remained, and what were the sources of these potential conflicts?

These websites should help you find information.

http://www.enchantedlearning.com/history/us/1800/louisianapurchase/

http://en.citizendium.org/wiki/Louisiana_Purchase

Thanks to Ms. Sue for finding these.