Wealth disparity in the U.S. has grown since 2009, according to Fed data, with a significant increase in the share of the nation’s wealth held by the 238,000 richest people.

President Joe Biden in his Wednesday farewell speech to the nation warned that American democracy was sliding into an “oligarchy” of tech billionaires. But what exactly is an oligarchy? What is an oligarchy?

Google searches pondering the meaning of the word "oligarchy" soared in the wake of President Joe Biden’s farewell speech after he warned about the gaggle of elites holding all political power. Biden,