The Indonesian Police on Saturday arrested 140 students during a raid into Jakarta ' s National University to control violent protests against fuel price hikes.
"We have arrested 140 students and investigation is underway to learn who really get involved (in the protests), "Jakarta Police chief Adang Firman was quoted by leading news website Detikcom as saying.
Riot police reportedly seized knives, marijuana and liquor from the students.
Students took to the Jakarta streets shortly after the government announced the average fuel price hike of 28.7 percent Friday evening.
They burned tires, threw cocktail explosives and blockaded major streets in the capital, prompting immediate response from the riot police.
Just after dawn Saturday, the police raided the campus of National University which was believed to be the gathering point of the students.