The Saga of Tanya the Evil, Vol. 28 (manga)

Tanya and the 203rd have done the unimaginable and delivered an aerial assault on the capital of the Russy Federation almost as suddenly as the new belligerent attacked. What's more, they have obliterated the international volunteer mage forces tasked with guarding the city! But is even such a decisive victory enough to convince the world to lay down arms and accept imperial hegemony!?