A concise, illustrated account tracing how mechanization, new energy sources and innovations in textiles, iron and transport transformed agrarian societies into industrialized nations, reshaping production, urban life and social relations; it explains the technical developments—steam power, factories and railways—the economic dynamics of capital, labor and markets, and the profound consequences for working conditions, class structures, migration, public health and politics, while also situating industrialization in a global context of empire, trade and environmental change.