TOKYO & PITTSBURGH--(BUSINESS WIRE)--Nippon Steel Corporation (TSE: 5401) (āNippon Steelā), together with its wholly owned subsidiary Nippon Steel North America, Inc. and United States Steel Corporation (āU. S. Steelā) (collectively, the āCompaniesā), today announced they have finalized their historic partnership. Together, Nippon Steel and U. S. Steel will be a world-leading steelmaker, with best-in-class technologies and manufacturing capabilities. The partnership will protect and create more