Answer and Explanation: The civil war wasn't avoidable because of the disagreement and hate between the North and the South.
The League of Nations didn't agree to decrease their armaments, but they decreased Germany's armaments
public opinion is formed through a number of actions called "political socialization"
im sorry i do not know all five. heres two:
general agreement (it is an opinion behind which there is a general agreement or a consensus)
general welfare (public opinion is always governed by the idea of promotion of general public welfare)