Kevin Warsh has been sworn in as the new chairman of the Federal Reserve at a historic White House ceremony hosted by President Donald Trump.He replaces Jerome Powell, who faced intense pressure from the administration regarding monetary policy and will now serve as a Fed governor.Warsh faces the dual challenge of curbing inflation above the 2% target while managing significant political pressure to adjust interest rates.The appointment marks a shift toward potentially ending social and environmental mandates at the central bank while navigating economic volatility.