Intensifying their protest against the farm laws, the Samyukt Kisan Morcha has given a call for 'rail roko' agitation for four hours across the country. The 'rail roko' campaign will run across the country from 12 noon to 4 pm on February 18. The Samyukt Kisan Morcha also plans to make all toll plazas in Rajasthan toll-free on 12 February