Kammala wannan magana: A ranar 10 ga Fabrairu, 2007, Barack Obama, sa'an nan kuma dan majalisar dattijai na Amurka daga Illinois, ya sanar da takararsa ga shugabancin Amurka a Springfield, Illinois. Obama ya sanar da takararsa a ginin Old State Capitol, inda Ibrahim Lincoln ya gabatar da "
"Gidan ya rabu" jawabi. Obama shi ne babban mai kalubalanci, tare da John Edwards, zuwa ga Hillary Clinton a mafi yawan 2007. Kwanan nan ya fito a matsayin dan kasa a cikin siyasar Demokradiyya, bayan da ya gabatar da jawabin DNC kawai shekaru uku da suka gabata kuma ya lashe zabensa na majalisar dattijai jim kadan bayan haka.