The answer is - droughts.
The region in which the Maya civilization existed, even though in general had a stable climate throughout the year, occasionally, on every few years, was experiencing a long drought. The droughts in this period of time could have been fatal because they were destroying much of the plants that were providing food for the people, and also lack of freshwater. So the Maya came out with a smart method, they started to build cisterns, and when there was rain the cisterns were filled with water that can be used later on when there's crises for it.
Answer:
No it would not have been successful because Gandhi and everyone else who started to create big movements never used force to convey the bigger message. The king in Britain would send troops to stop the uprising if he saw things were getting out of control. Nonviolence was a good approach because this allowed everyone's voices to be heard and prevent unwanted anger if something were to happen to the people that were trying to protest violently. This also effectively brought change to the world because the king really wanted peace in his territories. He only wanted them to be ruled by him and wanted no unrest. He didn't care what they talked about as long as the people didn't over throw him.
<span>They did originally enslave American Indians, but three things put a stop to it. First, the Indians were all dying of epidemic diseases, which Africans had already been exposed to. Second, the Indians, being native, had a better knowledge of the land and its peoples, which made escape/revolt attempts more likely to be successful. Third, in response to debates about Spain and Portugal's treatment of indigenous people, the pope issued a bull in 1531 that banned the enslavement of American Indians.</span>
Democratic and Republican respectively.
Green and Libertarian are minority parties and Independent is well a single person.