When did lincoln propose the thirteenth amendment? a. before the outbreak of the civil war b. at the conclusion of the civil war c. prior to the emancipation proclamation d. during his 1864 presidential campaign

The correct answer is D. During his 1964 presidential campaign

The official end of Civil war was 1865 and the at the same year the House passed the 13th Amendment. During Lincoln’s re-election campaign slavery was a political, moral and ideological question and the 13th amendment became tied to his campaign.

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