The Zheleznovodsk Communiqué, also known as the Zheleznovodsk Declaration or Zheleznovodsk Accords, is the joint peace communiqué mediated by Russian President, Boris Yeltsin and Kazakh President, Nursultan Nazarbayev in Zheleznovodsk, Russia on September 23, 1991 with an intention to end the three-year-long hostilities between Armenia and Azerbaijan over the Nagorno-Karabakh region, still an autonomous oblast of the Azerbaijan SSR. Although consensus was reached, the treaty was never ratified.