A 25-year-old man was hacked to death at Gangni village in Sadar upazila of Magura district in the area on Monday night.
The deceased was identified as Shahidul Islam, son of Badsha Mollah of the village.
Officer-in-charge of Magura Police Station Jobbarul Islam said local AL leader Abdur Rahman and Biplob Hossain, son of former UP chairman Nazrul Islam Montu, had a longstanding dispute over establishing supremacy in the area.
Sahhidul Islam and Manik Mollah, supporters of Abdur Rahman, came under attack allegedly by the rival group around 8:30pm on Monday. The attackers hacked them with sharp weapons indiscriminately, leaving Sahhidul dead on the spot and Manik critically injured.
Injured Manik was taken to Magura 250-bed Sadar Hospital.
A clash broke out between the two groups following the death.
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On information, police rushed to the spot and brought the situation under control. Three people including 2 policemen were injured during the calsh
A case was filed at Magura Police Station in this regard, said the OC, adding that they have detained eight people from the spot.