Exiled the Moment I Open My Eyes? I'll Build the Strongest Realm in Return

After transmigrating into the Ninth Prince, who was despised by the emperor, Xiao Che was effectively banished to a barren fief the moment he received the imperial decree. Xiao Che smiled calmly. “This place is pretty good. With no emperor breathing down my neck, I can finally make my mark.” He reclaimed farmland, built irrigation systems, smelted steel, and manufactured firearms... The emperor assumed the fief was destitute. But when he happened to send someone to investigate, he was so shocked that the imperial jade seal slipped from his hands. “What are those iron boxes racing around my rebellious son’s fief? And why are giant iron birds flying in the sky?” What he never expected was that when the allied armies of several nations invaded, Xiao Che would smile faintly and bring out the Truth Cannon. “Gentlemen, times have changed. Get on your knees before you speak.”