Samyukuta Kisan Morcha has called for a nationwide protest on May 26 as they observe ‘black day’ to mark six months of farmers’ protest against the Centre’s farm laws. SKM leader Balbir Singh Rajewal has also appealed to people across the country to raise black flags at their homes, vehicles and shops as a mark of protest. Hundreds of farmers from Punjab and Haryana are marching towards Delhi borders even as the nation battles with the surge in Covid-19 cases.