Winner of both a "News and Documentary Emmy Award for Best Documentary" and the "Independent Spirit Award for Best Documentary Feature" The Invisible War is an incredibly powerful film. You can currently stream it with an Amazon Prime Video membership in the US. If you don't have Prime you can get a 30-day free trial to watch The Invisible War along with many more great documentaries. You can also stream the documentary with HBO Max and Hoopla.
If you don't have a Prime Video, HBO Max or Hoopla subscription then you can buy or rent The Invisible War to watch online from a number of digital platforms including iTunes, Google Play Movies, YouTube and Microsoft Store for as little as $3.99 to rent the documentary.