<span>England was not in competition for Korea in the 1870s</span>
Well the Tang made China's government stronger. They went back to using the civil service examinations for choosing government officials. Government officials could no longer use family connections to get them jobs. They also gave land to farmers and brought back order to the countryside. The effects helped China rebuild itself, offering better standers of living to its people.
Answer:
Federalism is a mixed or compound mode of government that combines a general government (the central or "federal" government) with regional governments (provincial, state, cantonal, territorial or other sub-unit governments) in a single political system.
In Mesopotamia, <span>"cyclical flooding"</span> made possible natural irrigation of cropland and grazing land, which led to an agricultural development that did not need a large infrastructure, as in other cultures of the world, which had to build watering canals and crops. For the cultures from the Land Between Two Rivers, more than six thousand years ago, creating such channels would have been very difficult, but since the rivers overflow periodically, this allowed the farmers of the first cities of the Sumerians (such as Eridu, Uruk, and Ur) know when to plant, when the waters of both rivers arrive, and prosper in States Cities, beginning the sedentary life, and the first civilizations of the world.