President Joe Biden warned Americans of a “dangerous concentration of power” in the hands of a “very few ultra-wealthy people” and the impact he feared it would have on the country’s democracy as he delivered a farewell address Wednesday from the Oval Office.

In an open letter to the American public ahead of the speech, Biden alluded to the fact that a central promise of his 2020 campaign remains unfulfilled.

President Joe Biden bid farewell to the nation and his 50 year political career with an address warning against an oligarchy while offering optimism.

President Biden is delivering his farewell address to the nation at 8 p.m. Wednesday, five days before he passes the mantle of the presidency to his predecessor and successor, President-elect Donald Trump.

With just days left in office, President Joe Biden will give a farewell speech on Wednesday from the Oval Office, touting his administration's key accomplishments.

Biden’s farewell address lasted about 17 minutes, with the president recalling his accomplishments in office while warning of the rise of a “tech-industrial complex.”