On 29–30 May 2015 an international conference will be held in the Hungarian Academy of Sciences, Research Center for the Humanities, Institute of History, about the tributary states of the Ottoman Empire. Papers will address the contacts of Transylvania, Wallachia, Moldavia, Ragusa, the Crimean Khanate, Cossack Ukraine and Dagestan with the peripheries of the empire: the border provinces, as well as other tributaries. The event is convened with the generous support of the Fritz Thyssen Stiftung. The program of the conference can be read here.