Divergence: 1863 CE
What if: Lincoln made peace with the Confederacy in 1863.
Through time travel, Lincoln gets a look at slavery in 2009.
(From Uchronia: The Alternate History List)

First published in The Magazine of Fantasy and Science Fiction, May 1989.

Also appears in:

• What Might Have Been? Volume II: Alternate Heroes, ed. Gregory Benford & Martin H. Greenberg, Bantam Spectra 1990;
• The 1990 Annual World’s Best SF, ed. Donald A. Wollheim & Arthur W. Saha, DAW 1990;
• What Might Have Been? Volumes I & II, ed. Gregory Benford & Martin H. Greenberg, SFBC 1990;
• The Orbit Science Fiction Yearbook Three;
• The Best from Fantasy & Science Fiction: A 45th Anniversary Anthology, ed. Edward L. Ferman & Kristine Kathryn Rusch, St. Martin’s 1994;
• Bible Stories for Adults, Harcourt Brace/Harvest 1996.