sentences:  Other major counterattacks by both Croatian and Bosnian forces in western Bosnia included Croatian Operation Mistral 2 (September 1995) and Bosnian Operation Sana (October 1995).Further offensives were ended by the signing of the Dayton Agreement, largely thanks to pressure from those operations and the NATO bombardment of Bosnian Serbs.The Serbian population of those areas of Croatia and Bosnia and Herzegovina fled east, to Banja Luka and as far as Vojvodina and Kosovo.