The May Day is being celebrated today as the International Labour Day. The aim is to highlight the problems of the working class and protect their interests.<br/><br/>In his message on the occasion, Minister for Labour and Employment Mr Mallikarjun Kharge highlighted several important steps taken by the Government for improving the working conditions and welfare of the working class. <br/><br/>AIR correspondent says more than 95 per cent of the work force in the country is engaged in the unorganised sector. <br/>