« Isère ». From Kabylie to the Atlas Mountains, Algiers to the Challe Line (French: LigneChalle) designated as « Barrage est » at the Tunisian frontiers,
missions against FLN strongholds. In 1959, Salan's successor, General Maurice Challe, appeared to have suppressed major rebel resistance, but political developments
Thury, Un village de Puisaye, self-published, ISBN 2-903555-02-8 Ambroise Challe (1872), "La Puisaye et le Gâtinais" (PDF), Bulletin de la Société des Sciences
line in August 1892. Three other lines were opened until 1910: 1897 to Challes-les-Eaux, 1906 to Cognin and 1910 to Le Bourget-du-Lac. In the same year