The evil is certainly not prevented there; for Oligarchies have both the extremes of great wealth and utter poverty.
"Plato's Republic"
Plato
The corporations had gradually become self-elected Oligarchies of the worst kind.
"The Constitutional History of England From 1760 to 1860"
Charles Duke Yonge
The Phoenician states, and Carthage in particular, were mere Oligarchies, with commerce for their chief object, and slaves for mercantile or warlike purposes.
"Irish Race in the Past and the Present"
Aug. J. Thebaud