Under the leadership of national leader Heydar Aliyev, on September 20, 1994, one of the most important agreements in the history of Azerbaijan in the 20th century due to its political, economic and strategic importance – the joint development and production of a part of the Azeri-Chirag-Guneshli oil field located in the Azerbaijani sector of the Caspian Sea. Agreement on share distribution – “Contract of the Century” was signed. 11 international oil companies (Amoco, BP, McDermott, UNOCAL, SOCAR, Lukoil, Statoil) representing 7 countries of the world (Azerbaijan, USA, Great Britain, Russia, Turkey, Norway and Saudi Arabia) in the “Deal of the Century” worth 7.4 billion dollars , Turkish Petrollari, Pennzoil, Ramco, Delta) participated.