The Louisiana purchase completed in 1803 was negotiated by: January 24, 2022January 24, 2022 administrator A. George WashingtonB. James MadisonC. Robert LivingstonD. Martin Van BurenCheck AnswerC. Robert Livingston Share the PostRelated Posts:Which of the following services that need to be…Gadsden Purchase was ratified in:The Gadsen purchase of 50,000 square mile of land…Louisiana which doubled the size of USA was purchased for:Jefferson bought Louisiana from:Louisiana Pinchase lost the U.S.: