Peace Democrats (Copperheads) argued that emancipation was a stumbling block to peace and reunification, but Republican editor Horace Greeley of the New-York Tribune, in his public letter, "The Prayer of Twenty Millions", implored Lincoln to embrace emancipation.
pˈiːs dˈɛməkɹˌæts kˈɑːpɚhˌɛdz ˈɑːɹɡjuːd ðæt ɪmˌænsɪpˈeɪʃən wʌzɐ stˈʌmblɪŋ blˈɑːk tə pˈiːs ænd ɹˌiːjˌuːnɪfɪkˈeɪʃən, bˌʌt ɹᵻpˈʌblɪkən ˈɛdɪɾɚ hˈoːɹəs ɡɹˈiːli ʌvðə nˈuːjˈɔːɹk tɹˈɪbjuːn, ɪn hɪz pˈʌblɪk lˈɛɾɚ, "ðə pɹˈɛɹ ʌv twˈɛnti mˈɪliənz", ɪmplˈoːɹd lˈɪŋkən tʊ ɛmbɹˈeɪs ɪmˌænsɪpˈeɪʃən.