Kosovo je Srbija

"Kosovo je Srbija" (Serbian Cyrillic: Косово је Србија; English: Kosovo is Serbia) is a slogan and nationalist mantra used in Serbia since at least 2004,   popularised as a reaction to Kosovo's[a]  declaration of independence from Serbia on 17 February 2008. The slogan has been used by a series of protests, and by the Serbian Government.The slogan has appeared on T-shirts and in graffiti and was placed on the websites of Kosovan institutions by hackers in 2009. The slogan is used by Serbs across the world. The slogan first campaigned officially by the Serbian government protesting Western powers.