 Nyorera kupfuurira kweiyi ndima - Croatia yakatangawo chirongwa chekuita senhengo kumusangano we2002, zvichitungamira munhaurirano yenyika pamusoro pekuti referendamu yenhengo yeNATO inofanirwa kuitirwa imomo here. Mutungamiri weCroatia Ivo Sanader pakupedzisira akabvuma muna Ndira 2008, sechikamu chekuumba hurumende yemubatanidzwa nemapato eHSS neHSLS, kuti arege kuzvikumbira zviri pamutemo. Montenegro yakazivisa kuzvitonga musi wa 3 Chikumi 2006, uye nyika itsva iyi yakazobatana nehurongwa hwePartnership for Peace pamusangano weRiga muna 2006.. Albania neCroatia dzakakokwa kuti dzibatane neNATO kumusangano weBucharest wa2008 muna April, kunyange zvazvo Slovenia yakatyisidzira kuti yaizomisa nhengo yeCroatia pamusoro pemakakatanwa avo emuganhu muBay of Piran. Slovenia yakasimbisa gwaro reCroatia rekupinda muna Kukadzi 2009, uye Croatia neAlbania zvese zvakabatana zviri pamutemo neNATO pamberi chaipo pegungano ra2009 reStrasbourg-Kehl, pasina kupokana kwakanyanya kubva kuRussia. 