The extensive backstory of Jeri Ryan's Seven of Nine is revealed through key Voyager episodes, with a legacy that continues ...
Even though Species 8472 may have been a strong ally against the Borg in different circumstances, Voyager's ability to subdue Species 8472 paints a target on the back of the Federation.
and they notice that Voyager is just discarding their youngest officers out of an airlock. And so they beam him aboard, and Borg Kim ends up becoming the secret weapon of the Borg Queen to get ...
The USS Voyager-A also has its own resident humpback ... Picard and Worf's spacewalk in "First Contact", albeit with fewer Borg and a lot more appreciation of the "classical" music of The Monkees.