Being too soft for the slaves will kill Red Eye.
Compleating Final Crack checks for EYE_stabilizing variable. If it equal to 4 or greater, Red Eyes will be assasinated.

EYE_stabilizing starts at 0.
In event after focus Building a New World, chosing careless hoof add 3 points.
In the series of events after compleating focuses to combat the Great Revolt, each event has option to add 1 point. Those options are:
City of Slaves - bread and circuses
Fate of Unions - making a deal with the unions
Griffon Mail - postmaster general
Stamp out the Fire - saving factories from fire
Crashing the Gangs - encuraging them to behave


Or you can type in the console
set_var EYE_stabilizing 0
to set it to zero, before you compleate The Final Crackdown focus.