Guise, I think we're about to be emancipated!

The Emancipation Proclamation officially went into effect on January 1, 1863, ending slavery in the states of the Confederacy. In the painting, often known as “Waiting for the Hour,” a group of enslaved people surrounds a man with a watch, which shows 5 minutes to midnight.

https://twitter.com/WhiteHouseHstry/status/1079416097475100673