Dhaka, Dec 14 (ANI): Thousands of Bangladeshis took to streets in Dhaka to pay rich tributes to people who were killed by Pakistani forces and their collaborators at the end of 1971 Liberation War and observed Martyred Intellectuals Day on Sunday. Former prime minister and chief of opposition Bangladesh Nationalist Party (BNP) Khaleda Zia paid homage to intellectuals who fell to brutal military regime during the Liberation War at the Martyred Intellectuals Memorial in Mirpur city. The day is observed just two days ahead of Liberation Day of Bangladesh, which is held on December 16. On Sunday, hundreds of floral wreaths heaped at the Martyred Intellectuals Memorial as several political parties, members of social and cultural organizations and commoners paid homage to the intellectuals. A lecturer of Dhaka University, Momtaz Shirin, urged for speedy trial of war criminals.