There are no countries with the government of an oligarchy today. Some argue many Western European countries are, but in reality they are not.
united states
Japan was an oligarchy in the Meiji period that lasted until 1912.
Burma has a junta government. That is a form of oligarchy.
which people have formed an economic oligarchy in several latin American countries
china
Philippines
Oligraphic is not a word. Perhaps you mean oligarch countries, which are countries that have an oligarchy. An oligarchy is rule by a select few individuals (of which are most likely the most wealthy). No countries today are oligarchies. Oligarchies were present in Ancient Greece.
An example of Oligarchy was in south Africa at the time of Apartheid.
6
ewan
The United States of Amerika