"So, in fact, Second Brother doesn't actually have any troops in his hands."
The Imperial Guards, especially those stationed in the capital, are a presence that every country will have. They are what we call the central army.
Normally, the Imperial Guards should be the most powerful force, a military unit that should have existed since the founding of the nation, perhaps even preceding the establishment of the country itself.
Most likely, the predecessor of the Imperial Guards was actually the true loyalists of the founding monarch.
However, the situation varies for each country,
The royal cavalry of the barbarian tribes already represents the full extent of what their royal court can control. To be precise, apart from this force by their side, the barbarian royal court can hardly truly mobilize the forces of the major tribes. Without regional armies, there's no talk of a central army.
