For the purposes of this Section, a person who has been a member of the Illinois National Guard shall be given priority over a person who has been a member of the National Guard of any other state.
"Time of hostilities with a foreign country" means any period of time in the past, present, or future during which a declaration of war by the United States Congress has been or is in effect or during which an emergency condition has been or is in effect that is recognized by the issuance of a Presidential proclamation or a Presidential executive order and in which the armed forces expeditionary medal or other campaign service medals are awarded according to Presidential executive order.
"Armed forces of the United States" means the United States Army, Navy, Air Force, Marine Corps, or Coast Guard, United States Reserve Forces, or the National Guard of any state. Service in the Merchant Marine that constitutes active duty under Section 401 of federal Public Law 95-202 shall also be considered service in the Armed Forces of the United States for purposes of this Section.
330 ILCS 55/1