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( DS9: " Emissary" Star Trek: First Contact) They were also present in numerous Dominion War battles, including the Second Battle of Chin'toka and Battle of Cardassia. The Nebula-class was present in several major Federation engagements against the Borg, including the Battle of Wolf 359 and the Battle of Sector 001. ( DS9: " Second Sight", " Explorers" TNG: " Brothers" set artwork TNG: " Sarek", " The Game") The mission profile of the Nebula-class varied from performing various scientific and exploratory roles to conducting patrol and transport duties. ( TNG: " The Wounded", " Redemption II" DS9: " Second Sight", dedication plaques) Vessels including the USS Phoenix, the USS Prometheus, and the USS Sutherland were constructed at this time at both the 40 Eridani A Starfleet Construction Yards (the first two ships) and the San Francisco Fleet Yards.
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Construction of the Nebula-class was spearheaded under the authority of the Yoyodyne Division, and ranged in construction dates from as early as 2363 to as late as 2367.
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