The turf war between Trinamool Congress and Bharatiya Janata Party turned violent on Wednesday after members of the two parties clashed with each other in Birbhum district.
Both BJP and TMC supporters hurled crude bombs and fired bullets at each other.
Over the last few months, West Bengal has been witnessing several violent clashes between BJP and TMC.
Birbhum district has been at the forefront of the violence between the two warring parties.
On Monday night violence erupted at Belpata village between supporters of the BJP and TMC.
Ever since Prime Minister Narendra Modi and BJP president Amit Shah have taken the reins in their hands, the BJP has been desperately trying to make inroads into the eastern state where it has never been a major player.