Fall of the Nation? Ming Refuses to Surrender!

Zhu Yue transmigrates into the most insignificant second son of the Prince Rui's mansion in the Ming Dynasty, and upon waking, faces a catastrophe. Zhang Xianzhong's army is at the city gates, the Qing forces are about to enter the pass, his father is indecisive, and the civil officials are vying to surrender. Chongqing is in imminent danger. Zhu Yue draws his sword in court, executes the surrender advocate, and sets the defense strategy: 'Surrendering to Zhang Xianzhong means death, surrendering to Li Zicheng makes us traitors, and waiting for imperial reinforcements is a pipe dream—we must rely on ourselves!' He wins over the people, improves gunpowder, fortifies the city, and joins forces with Qin Liangyu's White Pole Army to make the eastern Sichuan defense line as solid as a rock. When Zhang Xianzhong and the Manchu Eight Banners are both weakened from fighting, he steps in to absorb the remnants of the Great Western Army and marches north out of Sichuan! Years later, the world is unified, and Zhu Yue is simultaneously crowned Emperor of the Ming Dynasty, King of Europe, Khan of the Grasslands, and Great Chief of the Americas... — Description from novelcodex.org