Senate Majority Leader Chuck Schumer said Yellen had made history for a second time, seven years after she became the first woman to chair the Federal Reserve.
"This order is a good first step in revitalizing U.S. manufacturing, which Trump’s policies failed to do over the past four years," AFL-CIO President Richard Trumka said.
"I will not waver from my constitutional and sworn obligations to administer the trial with fairness, in accordance with the Constitution and the laws."