Why did the united states try to stay out of world war 2 and then what were the causes that made them enter and why?

Policies that physically separate a minority group from the dominant group.

The controlled use of fire by hominids: (a) limited the expansion of hominids into certain environments, such as dry grasslands. (b) decreased the amount of food energy available in the hominid diet. (c) contributed to geographical expansion and food production techniques in positive ways. (d) has been shown to contribute little to the digestive process of hominids.

Why are governments formed? what role does government play in society? what would life be like without government? what purpose of government would have the most dramatic effect on society if it were taken away? which purpose of government has the greatest effect on your daily life?