The Anti-Federalists were composed of diverse elements, including those opposed to the Constitution because they thought that a stronger government threatened the sovereignty and prestige of the states, localities, or individuals
The underground railroad physically resisted the repressive laws that held slaves in bondage, by provoking fear and in anger in the south, and prompting the enactment of harsh legislation that eroded the rights of white Americans, the Underground Railroad was a direct contributing cause of the Civil War.
Compass, Quadrant, Lead and the Astrolabe.
In 2010 accounting for the 54% of the total global population, up from 34% in 1960, and continues to grow. The urban population growth, in absolute numbers, is concentrated in the less developed regions of the world. It is estimated that by 2017, even in less developed countries, a majority of people will be living in urban areas.