The Croatian War of Independence represent one of the last major demographic developments in the region. Croat communities were initially expelled from the self-proclaimed SAO Eastern Slavonia, Baranja and Western Syrmia. After the Operation Flash Serbian refugees from western Slavonia settled in the region yet majority of them together with some of the locals emigrated during and after the reintegration process. After the war Croatia state organized return of expelled Croats and provided housing for significant number of ethnic Croat refugees from Bosnian Posavina which became part of the Republika Srpska.