The police on Wednesday said four political party workers were killed after activists of rival parties clashed in India’s Eastern State of West Bengal.
A further 30 people were injured in the clashes between the ruling Trinamool Congress and opposition Communist Party of India (Marxist).
Both sides fired guns and hurled bombs in two districts, the police said.
Two ruling party (members) and a communist activist were killed in North 24 Parganas district, senior police officer, Neeraj Singh said by phone.
Seveteen more people, including three policemen, were injured.
Another police official said a Trinamool Congress activist was killed and 13 injured in the clash in the North Dinajpur district.
The violence is a fallout of the recent political tensions after the Trinamool Congress recorded victories in local municipal elections.
India’s Supreme Court had on August 24, rejected petitions challenging the results and demanded fresh elections for the seats.
Until Tuesday, six people were killed in the violence between opposition parties, which include CPI (Marxist), Indian National Congress, Hindu nationalist Bharatiya Janata Party as well as the Trinamool Congress in the state.