a slave breeding farm
No information or instructions were given in the constitution. He was making new law by the purchase.
Jefferson didn't "make" land. He bought the Louisiana Purchase from France.
Thomas Jefferson
It was when the French sold Land to President Jefferson
President Jefferson had sent them out to explore the land.
president Jefferson send Lewis and Clark on an expedition to the west because president Jefferson wanted to learn as much as he can he could about the land (Louisiana) he bought.
The constitution does not specifially grant the president the power to purchase land. His opponents in congress might have used this against him at best to refuse to authorize payment at worse to try and impeach him. However the possibilities of so much land convinced them to go along.
the louisiana purchase,
because it could have expanded the land of America
Washington and Jackson did a lot of land speculation. Maybe Jefferson and others as well.
Do you have any empty land next to your house that you want to buy or develop?
the Constitution never said that the president has authority to make land purchases