 Complete the following phrase:  The Third Treaty of San Ildefonso, signed in secrecy on October 1, 1800, envisaged the transfer of Western Louisiana as well as New Orleans to France in exchange for the Duchy of Parma. The transfer was confirmed by the Treaty of Aranjuez signed on March 21, 1801. However, Napoleon Bonaparte soon decided not to keep the immense territory. The army he sent to take possession of the colony was first required to put down a 