US forces land in Italy in 1943; Italian soldiers goosestep in Rome in 1938

In the middle of 1943, the Allies successfully landed in Sicily, marking a turning point in the battle. Concurrently, a rebellion was gaining momentum in Rose Hill. Do J, who had been in power for over 20 years with his black-shirted regime, was now facing a significant downfall as his day of reckoning approached.

Who had their moment of glory during the events described, and what was their significance?

What does the phrase 'their day of reckoning was now at hand' imply about the future of the black Shirted regions?