[BroJoeK]

cowboyusa: "Also, we would have been divided, and would have fought Civil War after Civil War.

DiogenesLamp: "Just like we've been doing with Canada for all these years."

Our experiences after the First World War show what would have happened had the US Civil War ended on any terms other than "Unconditional Surrender".

[DiogenesLamp]

Our experiences after the First World War show what would have happened had the US Civil War ended on any terms other than "Unconditional Surrender".

We would have remained at peace with Canada? I don't think you need the First World War to come to that conclusion.

The USA and the CSA could have remained at peace, and possibly eventually reunited had Lincoln simply forbore from starting a bloody war.