The 12th anniversary of the atrocious carnage at the Pilkhana BDR (now BGB) headquarters in the capital is being observed on Thursday.

A total of 74 people, including 57 army officers, were killed in the carnage beginning on this day in 2009.

Border Guard Bangladesh has organised Quran Khawani, doa, and milad mahfil, marking the day.

During the day, family members and relatives of the slain officers will pay their tributes to the slain army officers.

BGB flags are being flown at half-mast at all Border Guard Bangladesh installations and all BGB members are wearing black badges to mark the day.

A special prayer and milad mahfil will be held on Friday after Juma prayers at BGB Central Mosque, Dhaka Sector Mosque and Border Guard Hospital Mosque at Pilkhana to seek salvation of the departed souls.

Home minister Asaduzzaman Khan will be present as the chief guest at the BGB Central Mosque.

Besides, the senior secretary to the public security division of the home ministry, director general of BGB, relatives of the martyrs, all officers working at Pilkhana, among others, will join the prayers.

On February 25, 2009, several hundred Bangladesh Rifles (now BGB) men staged an armed revolt at the Darbar Hall of the force's Pilkhana headquarters during the three-day ‘BDR Week’. They killed 74 people, including 57 army officers.

The mutiny finally ended the following day with the surrender of firearms, ammunition and grenades through a negotiation between the then government and the BDR rebels.

A total of 58 cases, including one for murder and looting, and the remaining for mutiny were filed in connection with the mutiny.

Some 152 people were sentenced to death and 423 others to different jail terms in the killing case. Besides, 277 accused were acquitted in the country’s largest-ever killing case.

Among the convicts, 262 mutineers were sentenced to different jail terms ranging from three months to 19 years, and 161 people, including late BNP leader Nasiruddin Ahmed Pintu and local Awami League leader Torab Ali, were jailed for life.

On the other hand, 5,926 BDR personnel were sentenced to different jail terms ranging from four months to seven years in the 57 mutiny cases.