What are the advantages of having civil service system to select government workers

What is the role of institutions in society - do they perform positive functions, or simply work in the interests of the powerful and against the powerless? (a related question here is why do our life chances vary by class, gender and ethnicity)

Why was new orleans destined to be the center of slave trade in the southern united states

During he 1840s, more americans than british settled in the oregon country. how do you think this settlement influenced negotiations with the british over the territory