I believe the answer you're looking for is the factory system.
I'm pretty sure it was the Louisiana purchase
The Pilgrims' first corn crop was successful thanks to help they received from the Wampanoag Native Americans. The Wampanoag taught the Pilgrims to plant corn seeds in small mounds with herring (a type of fish) on top of the mounds to provide nutrients for the crops.
The first monopoly broken up by president Theodore Roosevelt was called the Northern Securities Company.
The answer to your question is "Rwanda"