February 14, 44BC is what I think is the answer.
Peace was to be established after the commencement of World War I. Hence Peace conference was held and more than thirty countries participated in it.
It was also called the Versailles peace conference and it also denoted the end of the wold war I.
Treaty possessed a cruel statement which Germany loathed. It was asked to pay huge amount as restitution expenses which created huge panic and tensions that lead to instability of German economy.
Answer:
It freed all of the black men and ended the issue over slavery, but the South's economy was destroyed while the North's economy boomed.