The Saga of Tanya the Evil, Vol. 8 (manga) by Carlo Zen

Finally, the Osfjord clash between Major Tanya von Degurechaff and Colonel Anson Sue of the Regadonia Entente Alliance reaches its climax! Who will emerge victorious in this fierce showdown between two world powers?! With the fate of the entire aerial mage battalion and the Imperial fleet resting on her tiny shoulders, failure is not an option for this vertically-challenged major―certainly not when her reputation’s on the line!!