Because the Articles of Confederation where extremely weak forms of government and pretty much had to be scrapped before the constitution was written.
The people can get angry with the choises the government make and can over run the system.
The transition from gather and hunting, and nomadic behavior to settling in on place and starting agriculture
<span>The Theory of the Four Humours was an important development in medical knowledge which originated in the works of Aristotle. The Greeks believed that the body was made up of four main components or Four Humours. These Four Humours needed to remain balanced in order for people to remain healthy. </span>