Lincoln Cited His Presidential Role As __________ To Issue The Emancipation Proclamation.. On september 22, 1862, president abraham lincoln issued the preliminary emancipation proclamation, which declared that as of january 1, 1863, all enslaved people in. Commander in chief to issue the emancipation proclamation.

His emancipation proclamation was issued on the strength of his constitutional role as commander in chief, as a “military necessity,” and he did not free the slaves in the border. Lincoln cited his presidential role as d. 13th amendment made slavery illegal in the united states.