IDEF International Defence Industry Fair 2027
Under the auspices of the Presidency of the Republic of Türkiye, the 18th International Defence Industry Fair, IDEF 2027, will be held from 3–9 May 2027 at the Istanbul Expo Center. The event is hosted by the Turkish Ministry of National Defence, supported by the Presidency of Defence Industries of the Republic of Türkiye, managed and under the responsibility of the Turkish Armed Forces Foundation, and organized by KFA Fairs Inc.
IDEF is a biennial professional defence industry fair covering land, naval, aviation and aerospace, security, logistics, and supply equipment. Visitor registration for IDEF 2027 has not yet opened; admission is free for eligible professional visitors once registration is available. Visitors under 18 are not admitted.