It was the world's longest humanmade structure at more than four thousand miles actually constructed from a series of smaller walls that were connected together built to guard against Mongol invaders.
Hope this helps. :D
Specialization refers to individuals and organizations focusing on the limited range of production tasks they perform best. This specialization requires workers to give up performing other tasks at which they are not as skilled, leaving those jobs to others who are better suited for them. We benefit from specialized workers because they give us what we need.
<span>Lines of latitude and longitude are not useful for measuring distances.</span>
The Spheres of Influenced meant that different countries (such as Britain, France, and the U.S.,) were able to control parts of the eastern coast of China and build up not only the area they occupy, but also structure the government.
An example can be found in the British's sphere-of-influence, in the city of <em>Hong Kong</em>, where the government (though recently eradicated) had a more democratic government that modeled the British government.
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Manorialism, also called manorial system, seignorialism, or seignorial system, political, economic, and social system by which the peasants of medieval Europe were rendered dependent on their land and on their lord.
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