The National Mourning Day is being observed on Monday with due reverence and solemnity, marking the 41st anniversary of assassination of father of the nation Bangabandhu Sheikh Mujibur Rahman.Not only Bangabandhu but most members of his family and close relatives including women and children were killed on that fateful night. So, on this day the entire country goes into mourning.The government, different socio-cultural, political and professional organisations, including the ruling Awami League and its associate bodies, have taken various programmes, to mark the day paying tributes to Bangabandhu.In separate messages on the eve of the National Mourning Day, President Abdul Hamid and Prime Minister Sheikh Hasina recalled with gratitude Bangabandhu Sheikh Mujibur Rahman’s long and eventful political career and his immense contributions and dedication to the independent movement for a sovereign Bangladesh.