Editing Just war theory (section)

===East Asian===
[[Chinese philosophy]] produced a massive body of work on warfare, much of it during the [[Zhou dynasty]], especially the [[Warring States era]]. War was justified only as a last resort and only by the rightful sovereign; however, questioning the decision of the emperor concerning the necessity of a military action was not permissible. The success of a military campaign was sufficient proof that the campaign had been righteous.<ref>{{Cite journal | url=https://irstudies.org/index.php/jirs/article/view/777/753| title= A Confucian Contribution to the Catholic Just War Tradition| journal=Journal of Interreligious Studies | date=2023 | author= Kwon, David}}</ref>

Japan did not develop its own doctrine of just war but between the 5th and the 7th centuries drew heavily from Chinese philosophy, and especially [[Confucianism|Confucian]] views. As part of the Japanese campaign to take the northeastern island [[Honshu]], Japanese military action was portrayed as an effort to "pacify" the [[Emishi]] people, who were likened to "bandits" and "wild-hearted wolf cubs" and accused of invading Japan's frontier lands.<ref name="routledge2004">{{cite book |last=Friday |first=Karl F. |author1-link=Karl Friday |url=https://books.google.com/books?id=DROBAV-DQ9IC&pg=PA20 |title=Samurai, Warfare and the State in Early Medieval Japan |date=2004 |publisher=Routledge |isbn=9781134330225 |pages=21–22}}</ref>