IDEF'17, 13th International Defence Industry Fair, which was held under the auspices of the Presidency of the Republic of Turkey and hosted by the Ministery of National Defence and under the management and responsibility of Turkish Armed Forces Foundation (TAFF), was realized by the cooperation of Tüyap Fairs and Exhibitions Organization Inc. between May 9-12, 2017.

IDEF International Defence Industry Fair has been held once in every odd year since 1993. IDEF has played an essential role on the development of friendship and cooperation between participant countries.

IDEF, as a high technology defence industry fair, incorporating main defence industry branches and their subordinates, is an essential international marketing arena for defence industry companies. IDEF is the biggest defence industry fair in Eurasian region and one of the top five in the world with an increasing trend in terms of the number of participating countries, delegations and companies.

IDEF'17, hosted 820 company and company representatives from 50 countries, 637 High-Level Foreign Delegates responsible for defence supply for their countries; 1 of whom were President, 26 were Ministers, 17 were Deputy Ministers, 6 were Chiefs of General Staff, 5 were Deputy Chiefs of General Staff, 10 were Force Commanders, 14 were Undersecretaries for Defence Industries and defence procurement officials from 67 countries and 2 International Institutions. In addition, 65.782  domestic and foreign professionals from 116 countries visited the show.

There had been 2.240 prearranged meetings among 23 high level procurement officials, participants and foreign delegates.

Within the scope of these informations, it was proven one more time that IDEF Fair was placed within the most successful and conspicuous organizations realized on the international platform in Defence Industry.