Two policemen were injured and 10 houses were damaged when two groups of people from Karattur and P Nattarmangalam villages, near here, clashed following a dispute over the collection of donation for temple festival on Tuesday night.

The police arrested 22 persons from both villages.

The injured policemen have been admitted to hospital. The police claimed that a group of Dalits from Nattarmangalam village had allegedly forced the villagers to pay money for the temple festival, which was objected to by Karattur villagers.

This led to a wordy duel. A group of youth from Nattarmangalam entered the Karattur village and damaged 10 houses and some motorbikes.

The villagers retaliated by blocking road on Tuesday night. The police rushed brought the situation under control. Police pickets have been posted at these villages.