(AP) — The bid by Japan’s Nippon Steel to buy U.S. Steel ... it was a violation of legal due process and a political calculation. The two steel companies sued in federal court three days ...

Nippon Steel proposes a $14 billion investment to acquire U.S. Steel, pending a U.S. government green light. Facing political resistance, particularly over national security concerns, Nippon Steel enhances its investment proposal amidst criticism and a potential $565 million breakup fee.

Nippon Steel shares slipped 0.8% in Japanese trading. Court challenges to the Cfius review process and president’s authority over foreign business deals have been sparse over the years.

Nippon Steel also initially underestimated the challenges that United Steelworkers ... “It would have been hard to expect how political this deal has become,” said Nick Wall, a Tokyo partner ...

He gave a political ... out to Nippon Steel for comment. “We appreciate and commend President Donald Trump’s leadership. His action today validates our Board’s bold decision to challenge ...