How did world war 1 and the treaty of versailles affect economies around the world

Which form of government have the african nations had since independence?

Which event is considered to be start of the "hellenistic era"? a) the founding of the roman empire b) the death of alexander the great c) the end of the peloponnesian wars d) the founding of the roman republic

The andean nation of bolivia is poor but rich and natural attractions that file growing ecotourism economy