During the Han Dynasty, Evil Matai, the king of the slave country, began to pay tribute to China. During the Sui Dynasty, Japan became arrogant and sent a letter to China saying that "the emperor had no place to come to Japan", which was rejected by the Sui Dynasty. In the Tang Dynasty, Japan and China fought a battle in Korea, defeated Korea and surrendered to China. Song Taizong gave the name "Japan", and Japan often paid tribute to the Yuan Dynasty. The Yuan Army's two expeditions to Japan were both "kamikaze special forces", and Japan became arrogant again and stopped paying tribute to the Ming Dynasty. 1592, Taige Toyotomi Hideyoshi sent troops to North Korea, and when negotiating with the Ming Dynasty, he put forward the terms of surrender of the Ming Dynasty, but the envoys dared not say the terms, saying that Japan was willing to surrender to China. Emperor Wanli then returned to China and wrote a letter, sealing the Japanese King Toyotomi Hideyoshi, and Toyotomi Hideyoshi was furious. . Tokugawa Ieyasu surrendered to the Ming Dynasty after establishing the shogunate in 16 15. The Qing Dynasty also began to surrender to China. 1868 After the Meiji Restoration, instead of surrendering, it rode on China! !

Now, if your territory is occupied, it is not aggression. Just like when the three northeastern provinces fell, they were insensitive.