The latest development in the ongoing Nippon Steel (OTC:NPSCY) acquisition controversy sees the company disclosing its discussions with the United Steelworkers union. The disclosure aims to clarify what the company refers to as “public mischaracterizations” of their dialogues to date. What Happened: On Wednesday, Nippon Steel shared details of its discussions with the United Steelworkers union regarding its proposed acquisition of U.S. Steel (NYSE:X), Nikkei Asia reported on Thursday. The Japanese steelmaker has engaged with the USW leadership 32 times, through face-to-face meetings, emails, a…