Because of Thrawn's warning, the Imperial Intelligence Bureau swiftly sprang into action.
Isanne Isard, director of the Intelligence Bureau, had already been conducting high-pressure operations in the Core Worlds, monitoring the major Core World noble houses. Now, having received Thrawn's assessment through Lieutenant General Wullf Yularen, she made a prompt decision and immediately mobilized the Intelligence Department's forces to suppress the rebellion.
In truth, whether Thrawn's judgment was correct did not matter to her. If it was right, then they would put down the rebellion. If it was wrong, it could still serve as a warning to those Core World nobles. In any case, when the time came, they could simply push Thrawn out as the scapegoat. A non-Human like him would surely draw plenty of fire.
The Intelligence Department's strongest force on Coruscant was a unit made up of veteran clone soldiers. Every one of them was a Kaminoan clone trooper who had fought in the Clone Wars. However, after Kamino's genetic database had been captured by the Confederacy of Independent Systems and gene-targeting weapons were developed, they could no longer be deployed as a frontline force.
Furthermore, due to the clones' accelerated aging, these soldiers were generally physically between forty and fifty years old and had long since passed their prime.
But no matter what, Kaminoan clone troopers were exceptionally capable. They had been instilled with every kind of combat skill from childhood. Against ordinary soldiers, whether in physical ability or combat experience, they held an overwhelming advantage.
Thus, after Isanne Isard proposed the idea and Palpatine approved it, the Galactic Empire recalled three million Kaminoan clone troopers who had already retired and established a second-tier bureau under the Imperial Intelligence Bureau—the Imperial Homeland Defense Bureau, abbreviated as IDA.
The director of the Imperial Homeland Defense Bureau was