Under the Song (Southern Dynasty) in 450, Liu Yilong, the third-generation Emperor Wen, waged war on the Northern Wei Dynasty despite opposition from Liu Kangzu, Shen Qingzhi, and others.
宋(南朝)の元嘉27年（450年）、第三代皇帝文帝劉義隆は劉康祖・沈慶之らの反対を押し切って北魏へと攻め込んだ。