Uruguay paraguay and argentina have a history of rule by blank

Which continents lie only in the northern hemisphere

Which of the following areas has the highest population density?

This map shows the member states of the european union (eu). based on this map, what is the most likely reason the eu was formed? a) to increase trade between european nations b) to protect themselves from foreign enemies c) to begin the process of forming one large nation d) to isolate europe from the rest of the international community j