During the period of the Popular Front, Kriegel became a militant head of the trade union in the insurance sector, head of organisation in the insurance sector of CGT and he was also active in the MJCF.
He headed the organisation in the insurance sector of the CGT and he was also active in the MJCF. During the period of the Popular Front, Kriegel became a trade union activist.
During the period of the Popular Front, Kriegel became a trade union activist. He headed the organisation in the insurance sector of the CGT and he was also active in the MJCF.
During the period of the Popular Front, Kriegel became a trade union activist. He headed the organisation in the insurance sector of the CGT and he was also active in the MJCF.