Kano State Government on Tuesday arraigned 21 youths before the state High Court on a seven-count charge of violence and breach of peace.
The accused, identified as Bashir Lawan and 20 others, were charged for pulling down parts of the wall of the state Government House during the anti-fuel subsidy removal protest.
The the incident had occurred on January 9, 2012.
The accused persons were also said to have assaulted some police officers, including ASP Musa Aminu, ASP Ibrahim Sarki and Sergeant Nafiu Umar, and prevented them from discharging their duties.
However the accused persons pleaded not guilty to the charges against them and their counsel, Abdurrazak Aikawa, prayed the court to grant bail to his clients.
The state Commissioner for Justice, Maliki Kuliya, had led the state government prosecution team.
The presiding judge, Justice Lawan Wada, granted bail to the accused persons and adjourned the case to March 27, this year.