(10 ILCS 5/18-7) (from Ch. 46, par. 18-7)
    Sec. 18-7. Said judges of election shall have authority and it shall be their duty to keep the peace, and to cause any person to be arrested for any breach of the peace or for any breach of election laws, or any interference with the progress of registration, revision, election or of the canvass of the ballots; and it shall be the duty of all officers of the law present to obey the order of such judges of election, or either of them, and an officer making an arrest, by direction of any judge, shall be protected in making such arrest the same as if a warrant had been issued to him to make such arrest.
(Source: Laws 1943, vol. 2, p. 1.)