Nobunaga aids Dosan
Nagara River, JapanNobunaga sent an army to Mino Province to aid his father-in-law, Saitō Dōsan, after Dōsan's son, Saitō Yoshitatsu, turned against him, but they did not reach the battle in time to offer any help. Dōsan was killed in the Battle of Nagara-gawa, and Yoshitatsu became the new master of Mino.