the principle of causation
因果性，因果律
(Law)a fact or facts that enable a person to bring an action against another
(律)诉讼理由
so as to support, promote, or defend something
为了…事业，捍卫，支持
unite in order to achieve a shared aim
（为达到共同目标而）联合
nationalist movements &B{made common cause with} the reformers.
民族主义运动与改革派联合起来。
a person who is dissatisfied with society but does not have a specific aim to fight for
无由的反叛者(对社会不满但没有具体奋斗目标的人)