The Klingons invaded the Archanis Sector, a long-standing buffer between the Federation and the Klingons. This was a clear sign that the Federation-Klingon War was now official. See 25th Century - Official Star Trek Online Wiki.
The Klingons invaded the Archanis Sector, a long-standing buffer between the Federation and the Klingons. This was a clear sign that the Federation-Klingon War was now official. See 25th Century - Official Star Trek Online Wiki.