in the United States, Canada, and some other countries, someone whose job involves making sure people obey the law, for example a police officer, court officer, or immigration officer

All certified peace officers in Georgia have certain arrest and force powers granted by the State. 乔治亚州所有经过认证的治安人员都拥有州政府授予的某些逮捕权和治安权。

They didn't have the authority to act as peace officers outside of the campus.