5. An alien enemy shall not write, print, or publish any attack or threat against the Government or Congress of the United States, or either branch thereof, or against the measures or policy of the United States, or against the persons or property of any person in the military, naval, or civil service of the United States, or of the States or Territories, or of the District of Columbia, or of the municipal governments therein; [Sidenote: Must not commit any hostile act.] 6. An alien enemy shall not commit or abet any hostile acts against the United States or give information, aid, or comfort to its enemies; [Sidenote: Must not enter prohibited areas.] 7. An alien enemy shall not reside in or continue to reside in, to remain in, or enter any locality which the President may from time to time designate by an Executive order as a prohibitive area, in which residence by an alien enemy shall be found by him to constitute a danger to the public peace and safety of the United States, except by permit from the President and except under such limitations or restrictions as the President may prescribe; [Sidenote: May be made to remove by executive order.] 8. An alien enemy whom the President shall have reasonable cause to believe to be aiding or about to aid the enemy or to be at large to the danger of the public peace or safety of the United States, or to have violated or to be about to violate any of these regulations, shall remove to any location designated by the President by Executive order, and shall not remove therefrom without permit, or shall depart from the United States if so required by the President; [Sidenote: Cannot leave country without permission.] 9. No alien enemy shall depart from the United States until he shall have received such permit as the President shall prescribe, or except under order of a court, Judge, or Justice, under Sections 4,069 and 4,070 of the Revised Statutes; [Sidenote: Entering United States regulated.] 10. No alien enemy shall land in or enter the United States except under such restrictions and at such places as the President may prescribe; [Sidenote: May be obliged to register.] 11. If necessary to prevent violation of the regulations, all alien enemies will be obliged to register; [Sidenote: Alien enemies who violate rules to be arrested.]