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En 1769, James Watt améliore la machine à vapeur, propulsant l'essor industriel avec l'utilisation du charbon dans les moteurs. Ce progrès technique permet la multiplication des machines. Cette avancée permet de remplacer les voiliers par des bateaux à vapeur et l'expansion des chemins de fer grâce aux locomotives fonctionnant à la vapeur .À partir de 1880, l'électricité et le moteur à explosion révolutionnent les transports (apparition du métro parisien, de l'automobile créé par Carl Benz). Cette révolution rend les transports plus rapides et moins chers, favorisant les échanges nationaux et internationaux. Des lignes transatlantiques régulières se développent et le canal de Suez, ouvert en 1869, facilite le commerce avec l'Asie.

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