1. In the 15th century, Oda Nobuhide invaded territories in Japan. Hirotada sought help from Yoshimoto against the Oda clan. Yoshimoto agreed to help on the condition that Hirotada send his son Ieyasu as a hostage.
2. Oda Nobuhide captured Ieyasu before he could be sent to Yoshimoto. Hirotada was forced to cut ties with Yoshimoto to save Ieyasu. Ieyasu was held hostage for 3 years before being released.
3. Over time, Ieyasu allied with other clans like Oda Nobunaga to gain power. He eventually defeated his enemies and