Periodic report on the national emergency with respect to persons who commit, threaten to commit, or support terrorism : message from the President of the United States transmitting a 6-month periodic report on the national emergency with respect to persons who commit, threaten to commit, or support terrorism that was declared in Executive Order 13224 of September 23, 2001, pursuant to 50 U.S.C. 1641(c) and 50 U.S.C. 1703(c).