NEW DELHI : Ten central trade unions on Friday gave a call for a nationwide strike on 22 May to protest against the suspension of labour laws by some states during the lockdown period, and also decided to take the matter to International Labour Organization (ILO). "The joint platform of Central Trade Unions (CTUs) in their meeting held on May 14 , 2020 took note of the critical situation for the working people in the country during the lockdown period and decided to enhance united actions to meet the challenge," a joint statement by 10 CTUs said. "The joint platform...has decided to observe nationwide protest day against the anti-worker and anti-people onslaughts of the government on May 22, 2020," it added.