oligarchy
US /ˈɑː.lɪ.ɡɑːr.ki/
UK /ˈɑː.lɪ.ɡɑːr.ki/

1.
oligarquía
a small group of people having control of a country, organization, or institution
:
•
The country was ruled by a powerful oligarchy.
El país estaba gobernado por una poderosa oligarquía.
•
The company's decisions were made by a small oligarchy of executives.
Las decisiones de la empresa fueron tomadas por una pequeña oligarquía de ejecutivos.