Kammala wannan jumla: Tsarin shugabancin Barack Obama ya fara ne lokacin da Barack Obama ya lashe zaben shugaban kasa na Amurka a ranar 4 ga Nuwamba, 2008, kuma ya zama shugaban da aka zaba. An zabi Obama ne a hukumance ta Kwamitin Zabe a ranar 15 ga Disamba, 2008. An tabbatar da sakamakon ne ta hanyar taron hadin gwiwa na Majalisa a ranar 8 ga Janairu, 2009, kuma an kawo karshen sauyin ne lokacin da Obama ya kasance
An kaddamar da shi a tsakar rana EST a ranar 20 ga Janairu, 2009.