Al Mamun and Yasir Arafat Turjo, leaders of Muktijuddho Mancha, were arrested in Shahbagh on Monday, said Additional Commissioner of Dhaka Metropolitan Police M Abdul Baten.
Nur and his followers came under attack at the DUCSU Bhaban on the Dhaka University campus on Sunday. A group of Bangladesh Chhatra League activists were spotted during the attack.
A total of 28 people, including Nur, were taken to hospital for treatment after the attacks.
No case has been filed over the incident until Monday noon, said Ramna Division Deputy Commissioner Sazzadur Rahman.
