How a Realist Hero Rebuilt the Kingdom (Light Novel) Vol. 19

King Souma has struck a massive blow to the empire with his secret weapon, a feat only made possible by his loyal retainer's sacrifice. His allied forces swoop in to exploit the enemy's flagging momentum, but the Great Tiger Emperor is prepared to prove his mettle. Will Fuuga meet his end even with a zealous army at his back? How can Souma bring about the 'new era' he's been fighting for? Shocking reveals impact clashing ideals as the war hurtles toward its climax!