Lincoln cited his plans for banning the expansion of slavery as the key source of conflict between North and South, stating "One section of our country believes slavery is right and ought to be extended, while the other believes it is wrong and ought not to be extended.
lˈɪŋkən sˈaɪɾᵻd hɪz plˈænz fɔːɹ bˈænɪŋ ðɪ ɛkspˈænʃən ʌv slˈeɪvɚɹi æz ðə kˈiː sˈoːɹs ʌv kˈɑːnflɪkt bᵻtwˌiːn nˈɔːɹθ ænd sˈaʊθ, stˈeɪɾɪŋ "wˈʌn sˈɛkʃən ʌv ˌaʊɚ kˈʌntɹi bᵻlˈiːvz slˈeɪvɚɹi ɪz ɹˈaɪt ænd ˈɔːt təbi ɛkstˈɛndᵻd, wˌaɪl ðɪ ˈʌðɚ bᵻlˈiːvz ɪɾ ɪz ɹˈɔŋ ænd ˈɔːt nˌɑːt təbi ɛkstˈɛndᵻd.