TY - SER AU - Kopel, David B. TI - The posse comitatus and the office of sheriff: Armed citizens summoned to the aid of law enforcement SN - 0091-4169 U1 - BPer 364.05 PY - 2014/// CY - ---Chicago PB - Northwestern University School of Law KW - Law enforcement N2 - Posse comitatus is the legal power of sheriff and other officials to summon armed citizens to aid in keeping the peace. The posse comitatus can be traced at least as far as the reign of Alfred the Great in ninth-century England ER -