The Shinobi Union was formed after the Fourth ... A Cloud Drifting in Silent Darkness, when Iwagakure nearly declared war against the Land of Flowers, which was allied with Kumogakure.

Under the leadership of powerful figures like Hashirama Senju and Madara Uchiha, the Shinobi villages of Konohagakure, Sunagakure, Kumogakure, Iwagakure, and Kirigakure began to rise. However ...