This realm was a Warring States landscape of many nations. With the appearance of Chakra, it made wars that were already cruel even crueler, forcing children of four or five years old to go to the battlefield.
The cruelty of the Warring States period turned the entire world into a bloody meat grinder.
At that time, the strongest person in the ninja world, Hashirama Senju, detested this cruel Warring States era to the extreme. His father had a total of four sons with him, namely Tobirama, Itama, and Kawama, and in the end the only one who successfully grew to adulthood was Tobirama Senju.
Therefore, Hashirama Senju resolved to pacify the chaotic world.
His philosophy of peace was to establish a ninja-centric village where major ninja clans lived together to protect newborn children and prevent minors from being pushed onto the battlefield any longer.
He even formulated the system of one village per country, where ninjas were managed by the Kage in the village, and civilians were managed by the Daimyo of the country. The country's Daimyo allocated funds to support the ninja villages, and the ninja villages were responsible for protecting the Daimyo.
Hashirama Senju conquered and subdued the surrounding ninja clans with his earth-shattering, dimension-transcending, terrifying Wood Release.
The Hyuga Clan, the Akimichi Clan, the Nara Clan, the Kurama Clan, the Sarutobi Clan...
Numerous ninja clans were willing to respond to Hashirama Senju's proposal, allowing Konoha Village to be successfully built.
The merger of ninja clans to form a village was actually a phenomenon of passive internal competition.
As Hashirama acted in the Land of Fire, enthusiastically absorbing various ninja clans to build villages.
The four major nations of Water, Lightning, Wind, and Earth could only passively establish one village per country, which turned the previously frequent but