The Department of Justice has launched a criminal investigation in Federal Reserve Chair Jerome Powell, a staggering escalation of President Donald Trump's almost year-long campaign to strong-arm the central bank into dramatically lowering interest rates.

US President Donald Trump speaks with Federal Reserve chair Jerome Powell (R) as he visits the Federal Reserve in Washington, DC, on July 24, 2025. (Photo by ANDREW CABALLERO-REYNOLDS/AFP via Getty Images)