Admiral Firmus Nantz was a New Republic Fleet commander—and later senior flag officer of the New Republic Defense Force—during the Galactic Civil War. From 4 ABY to 6 ABY, Nantz commanded the First Fleet, and oversaw the New Republic's campaign to liberate the Western Reaches from the rule of the Galactic Empire and the various Imperial warlord states that had arisen in the wake of Emperor Palpatine's death at the Battle of Endor. His campaigns blunted or curtailed the plans of several of the new warlords, including Moff Utoxx Prentioch, Superior General Sander Delvardus, and Moff Par Lankin. During this time, Nantz was responsible for recruiting General Lando Calrissian to form a unit to deal with rogue Imperial pirates plaguing New Republic shipping. By 16 ABY, Nantz was the senior flag