On July 20, four war criminals, identified as Abdul Mannan Howlader, Ashraf Ali alias Asrab Ali Howlader, Mohammadd Moharaj Howlader alias Hatkata Moharaj and Mohammad Nurul Amin Howlader, were sentenced to death by the International Crimes Tribunal (ICT) in Pirojpur District (Barisal Division) for their crimes against humanity during the Liberation War, reports The Daily Star.