RRW Aen'rhien

The ch'M'R Aen'rhien (ChMR 221) was a Romulan warbird active from the late 24th century through the early 25th. Launched at the height of the Dominion War, it served with distinction for many decades.

In, its name meant . Starfleet Intelligence recorded the vessel as RRW Aen'rhien.

History
With new threat of the Dominion and the disastrous, the ordered an enormous military buildup in early 2372. Reserves were called up, a was initiated, and over a thousand new warships were ordered.

The Aen'rhien was part of a lot of 120 new D'deridex-class battlecruisers called for by the military appropriation bill. It was the fourth Romulan Star Navy vessel to bear that name, an ancestral one older than the Romulan civilization that first belonged to one of the colony ships that carried the Romulans to Romulus during the. The vessel and her sister ships featured numerous small design updates inspired by various encounters with Federation starships.

Dominion War
Construction was complete in mid-2374 but it appeared that the buildup had been for naught, as the Romulan Star Empire had signed a non-aggression treaty with the Dominion late the previous year. However, with the assassination of Merken tr'Vreenak, apparently by the Dominion, the Romulans marshaled several fleets for a multi-pronged surprise attack on the Cardassian border, including the Aen'rhien under Commander Adranna t'Thulhivin, and at 0800 hours Deep Space 9 time, the declaration of war came and the Romulans stormed the border mere seconds later. During the assaults on the Dominion bases at Rho Epsilon 23327 VII and the Aen'rhien was credited with seventeen confirmed Jem'Hadar or Cardassian kills, including four capital ships.

The Aen'rhien would later fight alongside Starfleet and Klingon forces at and the. Along with the and  vessels in the fleet she and her sister ships proved to be among the few that could challenge the Jem'Hadar battleships one-on-one.