Let’s say you got your filthy hands on an ISO of Red Star OS Desktop 3.0 (like, 5 years ago but you forgot about it). The obvious next step is to install it on your main computer and give it access to the outside so it can spread love and goodness. Just kidding, install that motherfucker in a virtual machine (VirtualBox, VMware, etc), just because.
These articles looking at North Korea’s Red Star OS pop up every few years, and they’re always a fun read.
I saw on https://writemyessay.nyc/ that the Russians have their own Linux distro too. I think it’s called Astra Linux or something like that. The sad part is it still has less spyware than Windows.