War, the town was incorporated into Republika Srpska (). After the war, the RS National Assembly changed the name, omitting bosanska ("Bosnian"), as was done with many other towns (Kostajnica, Dubica, Novi Grad, Petrovo, Šamac). Settlements Aside from the town of Gradiška, the municipality includes total of 74 other settlements: Adžići Baraji Berek Bistrica Bok Jankovac Brestovčina Bukovac Bukvik Cerovljani Cimiroti Čatrnja Čelinovac Čikule Donja Dolina Donja Jurkovica Donji Karajzovci Donji Podgradci Dragelji Dubrave Dušanovo Elezagići Gašnica Gornja Dolina Gornja Jurkovica Gornja Lipovača Gornji Karajzovci Gornji Podgradci Grbavci Greda Jablanica Jazovac Jelići Kijevci Kočićevo Kozara Kozinci Krajčinovci Krajišnik Kruškik Laminci Brezici Laminci Dubrave Laminci Jaružani Laminci Sređani Liskovac Lužani Mačkovac Mašići Mičije Miloševo Brdo Miljevići Mokrice Nova Topola Novo Selo Orahova Orubica Petrovo Selo Rogolji Romanovci Rovine Samardžije Seferovci Sovjak Srednja Jurkovica Šaškinovci Šimići Trebovljani Trnovac Trošelji Turjak Uzari Vakuf Vilusi Vrbaška Žeravica Demographics Population Ethnic composition Culture The town has a Serbian Orthodox cathedral dedicated to the Mother of God. There is also a mosque called the Džamija Begluk. Sports Local football club Kozara have played in the top tier of the Bosnia and Herzegovina football pyramid but spent most seasons in the country's second level First League of the Republika Srpska. Economy The following table gives a preview of total number of registered people employed in legal entities per their core activity (as of 2018): Notable residents Marko Marin, German footballer Zvjezdan Misimović, Bosnian footballer Vaso Čubrilović, politician and historian, member of Black Hand organisation and participant in the conspiracy to kill Archduke Franz Ferdinand of Austria. Veljko Čubrilović, member of Black Hand organisation Vlado Jagodić, former footballer, now manager Vinko Marinović, former Serbian footballer, now manager Tatjana Pašalić, poker presenter Nordin Gerzić, Swedish footballer Alojzije Mišić, Roman Catholic bishop Branko Grahovac, football goalkeeper Atif Dudaković, Bosnian war-time army general Nazif Hajdarović, footballer Ratko Varda, basketball player Milan Janković, footballer Miodrag Latinović, retired footballer Zlatko Janjić, footballer Ozren Perić, footballer Safet Halilović, politician Ognjen Ožegović, Serbian footballer, European U-19 champion Goran Zakarić, Bosnian footballer International relations Twin towns and sister cities Gradiška is twinned with: Kavala, Greece (1994) Ćuprija, Serbia (1994) Negotino, North Macedonia (2006) Montesilvano, Italy (2018) Palilula, Serbia (2019) Zubin Potok, Kosovo (2021) Partnerships Gradiška also cooperates with: Banja Luka, Bosnia and Herzegovina (2016) Bihać, Bosnia and Herzegovina (2016) Bijeljina, Bosnia and Herzegovina (2016) Bosanska Krupa, Bosnia and Herzegovina (2016) Cazin, Bosnia and Herzegovina (2016) Čelinac,