Student demonstration is an expression of expressing an opinion or idea. Demonstrations are expected to improve social life because theyare not as expected. holding demonstrations can end up being anarchist and out of control, despite strict rules. This study was conducted for theimplementation of student demonstrations in the city of Indragiri Hilir Regency with Law No. 9 of 1998 concerning Freedom of Expression in the Public with a sociological approach. The results of the analysis in this article found that demonstrati ons by students in the town of Indragiri Hilir Regency werenot yet effective according to Law No. 9 of 1998. Students did not notify the demonstration plan to the police, demonstrations that exceed the specifiedtime limit, student demonstrations turned into naughty and tend to be anarchist. The obstacles encountered in carrying out the demonstration were due to time constraints in expressing their opinions in public, and the demonstration did not follow the rules of reporting the action plan, rough security wasnot responsible for the intervention of the security forces. resulting in physical conflict, securing abusive acts, and destr uctive / confiscation / takeover ofactions.