In a revolutionary war both sides use force. Tyranny is armed. Otherwise it would be liquidated overnight. Fighters for freedom must arm, otherwise they would be crushed overnight. Certainly the use of force also awakens fear.
Tyrannous rulers begin to fear for their positions, or their lives or both.
And consequently they try to sow fear among those they rule. But the installing of fear is not an aim in itself. The Revolt, Chapter VI, Army of the Underground . There is a lull in the action between the Resistance and the government regimes right now as both sides prepare for the coming struggle. So with this lull in the civil war, now is the time to be prepared for the upcoming campaign when the fighting begins anew.