The announcement comes amid the opposition's ongoing campaign against the SIR of electoral rolls and its demand for accountability from the Election Commission of India.

The timing of the next major climate assessment is now a point of contention among countries, including India, China and Russia.

Indian police locked down central Delhi after leaders of the "cockroach" youth movement called for protests on Saturday to demand the resignation of the country's top poll official. Police had already detained nearly 1,

Several trains to Delhi have been cancelled and dozens of metro stations are shut to stop protesters from gathering.