Because direct evidence was so scarce during the time of Ancient Greece, ancient historians had to rely heavily on story telling and embellishment, which that would never be tolerated with a modern historian.
If you are talking about racism, people would be protesting for years. If you’re talking about the hippies, they promoted peace and love, and no war.
Agriculture plays a crucial role in the rise and development of civilizations, since it allows for there to be a "food surplus"--meaning that people other than farmers can spend time and effort developing new skills and practicing new trades.
Answer:
Some Americans believed that it was God who wanted them to expand it's dominion and spread democracy and capitalism essentially across the entire North American continent. They also wanted to expand their territory, this caused them to drive Native Americans out of their land for the new settlers to settle in.
