Former President Barack Obama on the legacy of American democracy

Obama calls for hope over despair at presidential center opening

Obama urges Americans to reject government that looks to ‘punish enemies’

Obama: Some presidential center exhibits reflect 'unfinished business'

Obama Presidential Center opening ceremony

Barack Obama says the purpose of the presidential isn't to 'evoke nostalgia'

Obama celebrates the opening of presidential center in Chicago

EXCLUSIVE: Former President Obama reacts to Iran war

Obama Presidential Center Grand Opening Ceremony Talent Announcement

Inside the opening ceremony for the Obama Presidential Center in Chicago

Barack Obama on why Chicago was chosen as presidential center site

WATCH: Obama Presidential Center holds grand opening event

Michelle Obama pays tribute to Barack at opening of presidental center

Michelle Obama delivers emotional tribute to her husband