A trader has filed a case against 200 unnamed people over Thursday’s clashes between Dhaka College students and shopkeepers of nearby markets.Dhaka Metropolitan Police’s Dhanmondi zone Assistant Commissioner Ruhul Amin Sagar on Friday told that Anwar Hossain Swapan filed the case on Thursday night at the New Market Police Station. According to witnesses, the clashes between Dhaka College students and traders of Dhanmondi Hawkers Market opposite the institution started around 4pm Thursday. Shopkeepers of the nearby markets later joined the traders.