In making its nearly $15 billion bid for the storied Pittsburgh-based steelmaker, Nippon Steel had promised to invest $2.7 billion in U.S. Steel’s aging blast furnace operations in Gary ...

Nippon Steel and U.S. Steel filed a federal lawsuit challenging the Biden administration's decision to block a proposed nearly $15 billion deal for Nippon to acquire Pittsburgh-based U.S. Steel..

U.S. Steel has warned that, without Nippon Steel's cash, it will shift production away from the blast furnaces to cheaper non-union electric arc furnaces and move its headquarters out of Pittsburgh.

The company’s renewed interest comes after the Biden administration blocked Nippon Steel from acquiring the onetime American powerhouse. By Danielle Kaye and Lauren Hirsch A possible new ...