A man was killed and 20 others injured in a clash between two groups of villagers over establishing supremacy at Mollarkul village in Mollahat upazila in Bagerhat district on Sunday.
The deceased was identified as Molla, 40, son of Taiyab Molla of the upazila.
Additional superintendent of Bagerhat Police, Russelur Rahman, said there had been enmity between Layek Kazi and Shahjahan Khati over establishing supremacy in the area for long.
14 unregistered clinics, diagnostic centres ordered to shut down in Bagerhat
As a sequel to the enmity, the supporters of both groups, equipped with sticks, sharp weapons attacked each other around 6 pm, leaving one killed on the spot and 20 others injured.
The injured were taken to different hospitals.
2 die in separate road crashes in Bagerhat
On information, police brought the situation under control and arrested four people including Layek and Shahjahan.
Five policemen were also injured while trying to bring the situation under control.
Additional police have been deployed in the area to avert further trouble as a tense situation is prevailing in the area over the clash.