The resurgence in the conflict provided opportunities to introduce problems such as post-conflict psychological trauma in "The Siege of AR-558" and injury when the character of Nog undergoes leg amputation in "". Moore has said that the plot of this episode was agreed on after an "extended argument" between Behr and "Deep Space Nine" creator Rick Berman and that such discussions were a common occurrence when war casualties were considered. Michele and Duncan Barrett perceive the allusions made to the traumas of World War I.