The lawsuit, filed in a federal court in Washington, accused Biden and senior administration officials of corrupting the deal ...

President Biden blocked the deal between Nippon and U.S. Steel earlier this month due to "national security" concerns.

There are two separate lawsuits, including one against rival Cleveland-Cliffs and the president of United Steelworkers.

Nippon Steel had promised to invest $2.7 billion in U.S. Steel’s aging blast furnace operations in Gary, Indiana, and ...