The US purchased Louisiana from France.
The US did not inherit the Louisiana Territory. They payed a fairly high price for it, but one that was fair at the time. It was purchased from France.
The Louisiana Territory which was purchased by the US in 1803.
The territory was purchased from France - at a total cost of 68 million francs ($15 million USD)
The US purchased the French territory of Louisiana.
France
The Louisiana Purchase (1803)
The Louisiana Territory which includes the state of Louisiana and a whole lot more was purchased from France in 1803 for $15 million.
France
The US purchased the Louisiana Territory from Napolean (France) for about 68 million Francs.
Louisiana Territory was purchased in 1803. Florida Territory was purchased in 1821, California, New Mexico and Arizona Territory followed with the Mexican American War. Alaska in 1867.
Thomas Jefferson was the president when the United States acquired the Louisiana Territory. The territory was purchased from France in 1803, in what is known as the Louisiana Purchase.