On December 23, the 11th Heads of State and Government Summit of Economic Cooperation Organization (ECO) will be held in Istanbul, Turkish Haberler reports.

Prior to the Summit, the senior officials meeting will be held on December 20-21, while 19th Council of Ministers meeting will be held on December 22.

Along with the Heads of State and Government of member states, representatives from ECO Secretariat, ECO subsidiary organs and a number of international organizations are expected to attend the meetings.

Economic Cooperation Organization is an intergovernmental organization, founded in 1985 by Iran, Pakistan and Turkey. Now it has also included Azerbaijan, Afghanistan, Tajikistan, Turkmenistan, Kazakhstan, Kyrgyzstan, and Uzbekistan.

The 10th ECO summit was held in Tehran in March 2009.