They also urged the caretaker government to withdraw all false and controversial cases filed against Sheikh Hasina who is also president of Awami League (AL).

"We have observed that several conspiracy cases were filed against Bangabandhu's daughter Sheikh Hasina. We demand her release immediately and withdrawal of all controversial cases against her," the statement added.

It said a group of misguided officers of the armed forces killed Bangabandhu and his family members on August 15, 1975 and later a court sentenced the killers to death penalty but the verdict is yet to be executed.

"We urge the caretaker government in this month of mourning to execute the verdict of 'Bangabandhu Murder Case' and establish the dignity of Bangabandhu to stop the distortion of history," the statement added.

The signatories to the statement are Prof Kabir Chowdhury, Justice KM Sobahan, Prof AAMS Arefin Siddique, Prof Saidul Haque Chowdhury, Iqbal Sobahan Chowdhury, Prof Dr AFM Ruhul Haq, Prof Dr Iqbal Arslan, Nasiruddin Yusuf, M Golam Kuddus, Barrister Shafiq Ahmed, Engineer AKM Ishaq Birpratik, Dr Kamrul Hasan Khan, Poet Mahadeb Saha, Ferdousi Majumdar, Prof Anower Hossain, Prof Harun-ur-Rashid, Prof Nazma Shaheen, Prof RIM Aminur Rashid, Manzurul Ahsan Bulbul, Ramendu Majumdar, Syed Shamsul Haq, Poet Rabiul Hossain, Poet Muhammad Samad, Kalim Sharafee, Prof Mamtazuddin Patwari, Shamsuzzaman Khan, Agriculturist Abdur Razzak Mian, Prof Syed Mudassir Ali, Agriculturist Dr Abdul Mannan Akanda, Anwara Syed Haq, Agriculturist Dr Abdul Bari, Agriculturist GM Nurul Huda, Prof Sadeka Halim, Agriculturist Dr Ismail Hossain and Prof Saiful Islam Khan.