Syed Nazrul Islam, A. H. M. Qamaruzzaman, Tajuddin Ahmad, and Muhammad Mansur Ali, Bangladeshi politicians and Sheikh Mujibur Rahman loyalists, are murdered in the Dhaka Central Jail.

Abul Hasnat Muhammad Qamaruzzaman (1926 3 November 1975) was a Bangladeshi politician, government minister and a leading member of the Awami League. A member of the Mujibnagar Government, Kamaruzzaman was murdered along with Syed Nazrul Islam, Muhammad Mansur Ali and Tajuddin Ahmed in the jail killings in Dhaka Central Jail on 3 November 1975.

Syed Nazrul Islam (Bengali: সৈয়দ নজরুল ইসলাম, romanized: Soiyod Nozrul Islam; 1925 – 3 November 1975) was a Bangladeshi politician and a senior leader of the Awami League. During the Bangladesh Liberation War, he was declared as the Vice President of Bangladesh by the Provisional Government. He served as the Acting President in the absence of Sheikh Mujibur Rahman.