What is the smallest river

When and why did the united states enter world war 2

The information box says that the han added 4,000 miles of wall.refer to the mileage scale.how can this be true?

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