Thesis: The 18th and 19th century were drastically contrasting eras of social and political evolvement but comparable in the successive mentality of economic expansion. New advantages in natural resources in the United States brought striking transitions in the economic stance of the nation and developed into distinct eras. The coal era of the 18th century was marked by the usage of coal as a main source of energy, heat, and transportation. The 19th century brought …showed first 75 words of 668 total…

…showed last 75 words of 668 total…same. The coal period was driven by the need for power and money and the oil century was even more so. This variation in economic abundance allowed for the drastic contrasts of social standards and beliefs, and political methods. Rather than a stark comparison, the two centuries progress into another as the wealth of the country grew. The oil and coal in turn play as the base source of energy that fueled their respective centuries.