Datang: Fly into the Sky with the King of Tang at the Beginning

Emperor Taizong of the Tang Dynasty: "Twenty thousand Turkic cavalry invaded, but Chang'an only had 10,000 defenders!" Li Shan: "Don't be afraid, we have the air force!" Emperor Taizong of the Tang Dynasty: "Goguryeo is good at defending the city, and its walls are so high and thick that they are difficult to attack!" Li Shan: "Don't be afraid, we have a chance to retaliate!" Emperor Taizong of the Tang Dynasty: "Japan is an island country with a powerful navy!" Li Shan: "My system is designed to fight against Japan..." Emperor Taizong of the Tang Dynasty: "I want to expedition to West Asia and Europe!" Li Shan: "The system is here, just go ahead and do it!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.