"These allegations are as baseless now as they were a year ago when President Trump tried to remove Governor Cook and interfere with the independence of the Federal Reserve," Lowell said in the statement. "No matter what President Trump tries to do next, this much is clear under the facts and Supreme Court precedent — there is no valid cause for removing Governor Cook. Read more:Shortly after the Supreme Court ruling, Trump signaled that he would again try to remove Cook from her position. The three-page letter amounts to an attempt to restart the process of removing Cook. The veracity of the allegations was not before the Supreme Court, and Cook has not been charged with any wrongdoing.