December 31 is celebrated by Azerbaijanis living in more than 70 countries of the world for already 28 years. Solidarity Day is a symbolic sign of association.
The basis of this day was laid during the collapse of USSR-Iran borders in Nakhchivan late December in 1989 that plays an important role on building relations and solidarity among the Azerbaijanis living in different countries.
The Chairman of the Supreme Assembly of the Nakhchivan Autonomous Republic, Heydar Aliyev underscored the importance of creating a world community of Azeris, declared this date the International Solidarity Day of Azerbaijanis and raised a question before the Supreme Soviet of Azerbaijan on December 16, 1991.
The Azerbaijani parliament declared December 31 as the International Solidarity Day of Azerbaijanis in 1992.