The Monroe Doctrine is the best known U.S. policy toward the Western Hemisphere. Buried in a routine annual message delivered to Congress by President James Monroe in December 1823, the doctrine warns European nations that the United States would not tolerate further colonization or puppet monarchs.
The correct answer is - the city-state of Athens.
The city-state of Athens in Ancient Greece is the place known as the birthplace of the democracy. It was not perfect and true democracy by any means, but it was striding in that direction and set the basics for the true democracy to develop over time. The inclusion of all men in the government and the state affairs was one this steps. This was a huge step because men from all social classes were given the right to vote and be part of the politics of the country, not just the aristocracy.
John hay negotiate to establish open door policy with: China and the countries with spheres of influence.
At that time, john hay believe that establishing open door policy with these countries would bring economic wealth to united states. Under this policy, United states would be able to trade with china and those other countries without many restrictions such as tariff or quota. This would bring more profit to american producers.
They became sedentary. they started to use agriculture to create a surplus of food and as the need for farmers decreased; different duties emerged and that led to the formation if civilizations.