Developments concerning the national emergency with respect to Libya : communication from the President of the United States transmitting a report on developments since his last report of July 22, 1996, concerning the national emergency with respect to Libya that was declared in Executive Order no. 12543 of January 7, 1986, pursuant to 50 U.S.C. 1641(c), 50 U.S.C. 1703(c)