Deep space exploration and defensive starships.

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Niagara Class Reconstruction (EAS)

USS Princeton NCC-59804
   Destroyed by the Borg Cube at Wolf 359 in 2367.
   "The Best of Both Worlds" - TNG.
USS Wellington NCC-28473
   The Wellington was at Starbase 74 at the same time the USS Enterprise NCC-1701-D was in 2364. Ensign Ro Laren was stationed on    the Wellington prior to serving on the Enterprise-D.
   "11001001" - TNG. "Remember Me" - TNG. "Ensign Ro" - TNG.