Kammala wannan jumla: Vaughan ya tsira daga
1608 sack na Derry a lokacin O'Doherty tawaye. An sanya shi gwamnan soja na garin a shekara ta 1611, yana gyara katangar da Docwra ya gina a asali, kuma an nada shi a shekara ta 1615. Ya kuma yi aiki a matsayin magajin garin sau biyu, kuma an bayyana shi a matsayin "mutum mafi ban mamaki a Derry na shekaru talatin da biyar [...] wani abu na dindindin a cikin gwamnatin garin". A matsayinsa na gwamna yana da alhakin gina yawancin manyan gine-ginen garin, musamman ganuwar birnin Derry da Cathedral na St Columb, wanda aka kammala a karkashin kulawarsa a 1633. Vaughan ne ke da alhakin shirya tsaron Derry a lokacin tawayen 1641 da farkon yakin Confederate, amma ya mutu a 1643 kuma Robert Stewart ya gaje shi a matsayin gwamna.