sentences:  The Mapuches refused to engage in battles allowing the Chilean armies cross all over their territory.The differences in war materiel between Mapuches and the Chilean Army was huge, while Chileans used repeating rifles Mapuches had few firearms and used bolas, spears and slings.The war provoked a famine among Mapuches in the winter of 1869, with the situation being worsened by a smallpox epidemic.