Industrialization is a social and economic process that can increase the profitability of the means of production and exchange, making it dependent on the social hierarchy.
Liberal doctrine is a political and economic doctrine that promote individual freedoms. And for that the economic system is based on atorégulation by the system of supply and demand and not state intervention.
The middle class is a class that owned the means of production and was not performing manual work.
The proletariat is a social class made up of proletarians who are people who have their salary to live.
The industrialization process is carried out as e-measurement transforms economic and social structures becoming a phenomenon industrial revolution. This represents a continuous development due to a combination of factors such as industrial takeoffs. A first industrial phase was developing in England in the second half of the eighteenth century to spread in Northern Europe. In rural Europe there is a demographic transition with the modernization of the agricultural work and work by decreasing needs in the country. New inventions, applied to the production manifacturière hindering the deployment of the machines on the basis of subsequent innovations that transform the mode of augementant (cotton production productivity). Energy steam allows to improve the quality of the processing and transport machines and this introduces a new source of energy, coal, and also the rapid expansion of the railway. The second half of the nineteenth century, presents the second phase of indusrialisation with rising steel and oil industries.