Who is a person granted the use of land, in return for military service or its equivalent to a lord or other superior? vassalserfdruid

How has china attempted to increase its gdp since the end of the 20th

The process of rocks breaking down and becoming other rocks

Which of these was not a component of the american system? a) protective tariff b) internal improvements c) universal manhood suffrage eliminate d) the 2nd bank of the united states