As he raised the federal fund rate to 20%, Volcker became widely hated indeed. Businesses and consumers suffered because of his actions.

Politicians of course tried to take control of the Fed. They also tried to fire him. At one point he needed Secret Service protection. Here's an article from the 1980's about it:

https://www.latimes.com/archives/la-xpm-1987-04-05-fi-492-st...