In 1598, Kagekatsu was transferred to the neighboring Aizu domain, and his territories of Mutsu Province's Aizu, Shirakawa Domain, Tamura District, Adachi District, Fukushima Domain, Date District, Shonai (Tagawa District and Akumi District), Okitama District, Higashikanbara District and Sado, totaled 1.2 million koku but in the Battle of Sekigahara in 1600, he fought against Ieyasu TOKUGAWA and was demoted to 300,000 koku (in reality 510,000 koku) in Yonezawa domain.
1598年、景勝は隣国の会津藩に移封され、陸奥国の会津・白河藩・田村郡・安達郡・福島藩・伊達郡・庄内（田川郡と飽海郡）・置賜郡、東蒲原郡、佐渡などに総計120万石を領有するが、1600年の関ヶ原の戦いに際して徳川家康に敵対し、米沢藩30万石（実高51万石余）に減封された。