offensive treatyglossary / offensive treaty A treaty in which the parties agree to declare war jointly on another nation and join forces to wage the war. See treaty of alliance. 词条贡献者 资深译员Grace,毕业于一所培养最顶级翻译人才的语言学院,擅长翻译各类与商业诉讼及争议相关的法律文件。