Two lawyers were detained by the Detective Branch (DB) police in Sunamganj after they paid tribute at a memorial with the slogan 'Joy Bangla'. The arrests took place on Thursday night at their respective homes. The detainees were identified as Monish Kanti Dey Mintu, former vice president of Sunamganj Government College and member of Bangabandhu Awami Lawyers Council, and Advocate Shamim Ahmed, also a member of the same council. A case under the Anti-Terrorism Act was filed the same night, naming 27 lawyers as accused.

The case was filed by Sub-Inspector Anwarul Haque of the Sunamganj Court. According to the case statement, all 27 accused are lawyers. Sunamganj Sadar Model Police Station Officer-in-Charge Ratan Sheikh confirmed the case, stating that the Awami League was a banned organization and that its leaders had chanted slogans at the memorial. The incident occurred on Independence Day when members of the Bangabandhu Awami Lawyers Council paid tribute at the court premises memorial.

Photos and videos of the event later circulated on Facebook, showing around 23 to 30 lawyers participating, including some district Awami League leaders.