I don't want that- I see that as your worst-case scenario, and I don't see how the Hegemony being on the verge of extinction has a way forward.
Between extinction and a reduction to a puppet state there is no great difference
There are worse fates than death and disappearance, which is shame, and being reduced to a puppet or clown from the rest of the universe, there are people who would surely like
Since the Mechwarrior Clicktech Fluff, the Hegemony has embedded blow after blow, in general fluff, in technological development, in military development, in territorial expansion, they did not even drop an idea that the Hegemony instead of leaving the conquest of the neighbors began to colonize neighboring systems not inhabited or abandoned by others and there are already lots of them in the area