President Donald Trump would have unique influence over the operations of U.S. Steel under the terms of the investment being made by Nippon Steel

U.S President Donald Trump formally approved Nippon Steel's fraught $14.9 billion bid for U.S. Steel on Friday, capping a tumultuous 18-month effort by the companies, beset by union opposition and two national security reviews.

President Trump signs executive order allowing U.S. Steel partnership with Japan's Nippon Steel, with an $11 billion investment commitment.

President Donald Trump has signed an executive order paving the way for a Nippon Steel investment in U.S. Steel, so long as the Japanese company complies with a “national security agreement” submitted