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.
France had the control before the united states got.
Jefferson
Yes, Under president Jefferson leadership the United States added the Louisiana territory
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.
Thomas Jefferson
Thomas Jefferson
Thomas Jefferson
Thomas Jefferson
he believed that the purchase was unconstitutional
President Thomas Jefferson purchased the Louisiana Territory from Napoleon Bonaparte (French Emperor).
Thomas Jefferson doubled the size of the United States by purchasing the Territory of Louisiana from France.
Thomas Jefferson