It’s completely wrong and disappointing to see such hate in people for no reason. It’s disgusting how people can just get away with it.
One of the most important inventions of the Sumerian's was Irrigation<span> </span>
Keeping Communism from spreading beyond the countries already under it's influence
This is an opinion question, but I believe that it is possible to seize political control over a country without oppressing the country's people. However, history has shown otherwise (Nazi Germany, British Empire) but we can use past mistakes to improve our future world.
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A social contract is where everyone of a society agree to cooperate for social benefits.
Hope this helps!