The idea is known as the Republican form. The idea is that people democratically elect those who would represent them in a government, and those people would be held accountable for what they've done if they do something opposite to the will of the people. It's the only way that a democracy can work properly because others would be impossible with that many people.
Bill of rights are the first ten amendments of the constitution. The Fourteenth amendment granted citizenship and equal civil and legal rights to African Americans and slaves who had been emancipated after the American Civil War.
The great rift valley in east Africa is being shaped by water due to erosion
