When did the spanish defeat the last of
the incas?

Which physical feature minimizes population density in northern africa?

What emperor was given credit for having the aqueducts built

In a modern democracy all elected officials serve for a certain number of terms then must retire a high school sophomore and a senior citizen may vote at the polls together a united states senator votes on immigration law on behalf of your mother through indirect ballot all democracies have a two chamber system of representation united states citizens live in a direct democracy