New Delhi, Oct. 10 -- At least 1,000 people have been detained across Delhi ahead of the Cockroach Janta Party's protest against Chief Election Commissioner Gyanesh Kumar over alleged irregularities in the Special Intensive Revision (SIR) of electoral rolls, police said on Saturday.

The detentions were carried out late on Friday and on Saturday morning in several districts, at border areas and near transport hubs to prevent mass mobilisation and maintain law and order.

According to a senior officer, more than 250 of the detainees were picked up by district police in southeast Delhi after they identified protesters around Shaheen Bagh and Jamia Nagar.

Police said more than 100 people were picked up from east and northeast Delhi. They al...