Lead: One hundred and fifty years ago the Republic was facing its greatest crisis. This continuing series examines the American Civil War. It is "A House Divided."

Intro: A Moment in Time with Dan Roberts.

Content: As Stephen Douglas and Abraham Lincoln exchanged arguments in their famous 1858 Senatorial debates they both had strengths and weaknesses. Lincoln had at his disposal the powerful moral tradition of the founders’ conviction that slavery was evil and that restrictions on its spread would lead ultimately to its disappearance. Yet, he was forced to defend the intellectually tenuous argument that freedom did not necessarily lead to full equality.