Original sentence: Targets of the label may consider it derogatory.The label "victor's justice" (in German, Siegerjustiz) is applied by advocates to a situation in which they believe that a victorious nation is applying different rules to judge what is right or wrong for their own forces and for those of the (former) enemy
Edited sentence: The derogatory term "victor's justice" (in German, Siegerjustiz) refers to a case of a victorious nation applying different rules to judge what is right or wrong for their own forces and for those of the (former) enemy