Founded in 1996 by  Prof. Dr. Necmettin Erbakan,(Former Prime Minister of Turkey) D8 – Organization for Economic Cooperation  celebrated the 23rd anniversary of its establishment in Istanbul. Today with a population of 1,1 billion and the GDP’s of the member states approaching a total of 4 trillion dollars D 8 reached a significant size. Faik Tunay who has business activities with D8 countries attended to the ceremony and spoke with other guests.