Problem: What did Engels mean in The Condition of the Working Class in England in 1844 when he said, "The first proletarians were connected with manufacture, were endangered by it, and accordingly, those employed in manufacture, in the working up of raw materials, will first claim our attention. The production of raw materials and of fuel for manufactures attained importance only in consequence of the industrial change, and engendered a new proletariat, the coal and metal miners."