: However, that raises the following question: if there is no longer a powerful
: communist country on Earth by 2160, where do the communist Koslovics get
: their support from? Did they simply form a more-or-less guerrilla movement
: with support from workers from the colonies? If that's the case... no
: wonder they got their asses kicked so easily.

I believe that is exactly the case. Probably totally fed up with Earth's bullshit just as the insurrectionists were in the 25th and 26th centuries.