Naruto (manga)
Hashirama Senju, the First Hokage, was the co-founder of Konohagakure. He was the leader of Senju Clan. He was a child during the Warring States period. Hashirama wanted to end the conflict. He made friends with Madara Uchiha. Then, Madara Uchiha decided they were enemies. Later, Hashirama and Madara made peace between their clans.  Hashirama died, but he was brought back to life twice by Orochimaru.