Can a nation founded on the principle that 'all men are created equal' reconcile that ideal with the existence of slavery?

The Declaration of Independence of the United States of America by Jefferson, Thomas

This theme examines the meaning and scope of the phrase "all men are created equal." It delves into the contradictions between the ideals of equality and the realities of slavery and social hierarchy present at the time, and questions whether the concept of equality applies universally or only to a select group.