The Ottoman Archives is a collection of historical sources related to the Ottoman Empire. A total of 39 nations hold the collective information, including 19 in the Middle East, 11 in the EU and Balkan states, 3 in the Caucasus, 2 in Central Asia, Cyprus, as well as Israel and Turkey.
The main collection, in the Başbakanlık Osmanlı Arşivleri ("Office of the Prime Minister Ottoman Archives") in Istanbul, holds the central State archives (Devlet arşivleri). These archives are open to scholars, regardless of nationality or research subject.
The Ottoman Archives not only contain information about the Ottoman dynasty and Ottoman State, but also about each nation that holds part of these resources.