Tehran Communiqué
The Tehran Communiqué, also known as the Joint statement of the heads of state in Tehran is the joint communiqué mediated by Iranian President, Akbar Hashemi Rafsanjani and signed by the acting President of Azerbaijan, Yagub Mammadov and President of Armenia, Levon Ter-Petrossian on May 7, 1992 with an intention to end the four-year-long hostilities between Armenia and Azerbaijan over the Nagorno-Karabakh region, a former autonomous oblast of the Azerbaijan SSR. == Background == The conflict over Nagorno-Karabakh Autonomous Oblast of Azerbaijan SSR which started in early 1988 had developed unmitigated and claimed lives of many civilians, interior troops and army. Upon the initiative of the Iranian side, within the framework of diplomatic efforts on the normalization of the situation in Nagorno Karabakh and at the Azerbaijani-Armenian border, the leaders of Azerbaijan and Armenia were invited to Tehran for negotiations on May 7, 1992.