Just like the Russkies and Nazis carved up Poland.
Of course Abkhazia follows suit. The third Georgian minority, the Adjar, would follow suit too, if they could. All minorities want out of Georgia. There is a reason for that. Andrei Sakharov, shortly before his death, called Georgia "a little empire." It only got worse since then.
The breakup of the USSR had two purposes - 1) to develop a “capitalistic” economy without admitting the economic failure of Communism and 2) to get each of their former republics admitted to the UN as independent countries thus giving the leaders more votes and clout than they had as the USSR.
However, the former republics were not to misunderstand their “independence” and stray from the fold. Some have and are being forcefully returned.
Under the new Capitalism all the Communists Oligarchs took control of the key lucrative sectors of the economy so it is still run as before but with the oligarchs becoming wealthy. The Russian mafia is also still intact and even more active.
The breakup of the USSR and the “defeat” of Communism was a ruse.