इनतारनेसनेल लेबर अरगानायजेसनना,1919नि खामानिय़ाव गोरबो थानायनि रैखाथिनि थाखाय आयन गोनां मानथाखोफोरजों थांखि होदोंमोन।
The International Labour Organization proposed legal standards for the protection of maternity at work in 1919.