s ▁Domin ic ▁Fland ry ▁series ▁cons ci ously ▁comp ares ▁the ▁imperial ▁organization ▁for ▁which ▁the ▁protagon ist ▁serves ▁with ▁the ▁Roman ▁Empire ▁to ▁the ▁point ▁of ▁trac ing ▁out ▁the ▁space ▁equival ents ▁of ▁the ▁Roman ▁' Pr inci p ate ' ▁and ▁' D omin ate ' ▁phases . ▁In ▁the ▁Star ▁Wars ▁universe , ▁the ▁fall ▁of ▁the ▁Gal actic ▁Republic ▁and ▁its ▁replacement ▁by ▁the ▁ ▁Gal actic ▁Empire ▁- ▁as ▁dep icted ▁in ▁ ▁Re ven ge ▁of ▁the ▁S ith ▁- ▁recall ▁the ▁historic ▁fall ▁of ▁the ▁Roman ▁Republic ▁and ▁its ▁replacement ▁by ▁the ▁Roman ▁Empire ▁head ed ▁by ▁August us . ▁▁ ▁The ▁universe ▁established ▁in ▁Frank ▁Herbert ' s ▁D une ▁rec alls ▁the ▁a for ement ioned ▁Holy ▁Roman ▁Empire ▁as ▁well ▁as ▁the ▁By z antine ▁and ▁Islam ic ▁emp ires , ▁especially ▁given ▁the ▁role ▁of ▁h ither to ▁dis reg arded ▁desert - d well ers ▁who , ▁due ▁to ▁a ▁powerful ▁new ▁religion , ▁expand ▁to ▁to pp le ▁an ▁old ▁emp ire ▁and ▁build ▁a ▁new ▁one . ▁For ▁example , ▁the ▁Egypt ian - Can ad ian ▁comment ator ▁K hal id ▁M . ▁Ba he y eld in ▁has ▁enumer ated ▁the ▁obviously ▁Islam ic ▁concepts ▁and ▁references ▁appearing ▁in ▁D une ▁to ▁the ▁level ▁of ▁finding ▁multiple ▁similar ities ▁between ▁the ▁career ▁of ▁Herbert ' s ▁Paul ▁At re ides ▁and ▁that ▁of ▁the ▁Islam ic ▁proph et ▁Muhammad . ▁ ▁Another ▁notable ▁example ▁of