Season 3 leaned heavily into "archetypal" Trek stories—high-concept plots that could almost work in any era of the franchise: Star Trek: Voyager – Season 3 (Review) - the m0vie blog
In the 1996 Earth-based two-parter "Future's End," the Doctor gains a 29th-century mobile emitter, finally allowing him to leave Sickbay and become a fully integrated member of the crew. Standout Episodes: The "Must-Watches" Star Trek: Voyager - Season 3
The season opener, "Basics, Part II," concludes the Kazon arc, seeing the crew retake their ship and leave that region for good. " concludes the Kazon arc
For the first two years, Voyager was entangled with the Kazon and Vidiians. Season 3 aggressively wipes that slate clean: Star Trek: Voyager - Season 3