Federal Deposit Insurance Corp. (FDIC) Chairman Jelena McWilliams, a Trump appointee, resigned Friday amid a power struggle with Democratic members of the agency’s board. In a letter to President Biden released Friday, McWilliams announced she would step down from the FDIC on Feb. 4, less than four years after she was confirmed by the Senate to lead the bank regulator. McWilliams’ unexpected resignation came weeks after Democratic directors on the FDIC board attempted to launch a review of bank merger standards without her approval. While McWilliams ostensibly controlled the FDIC board, she was the sole Republican countering three Democratic directors......