Following Kosovo's declaration of independence on 17 February 2008 by Kosovar Albanian members of the Legislative Assembly,[1] this was the marquee slogan used in the Belgrade demonstrations against it.
[4] Solidarity - Kosovo is Serbia (Serbian: Солидарност - Косово је Србија) is a media campaign in Serbia launched by Petar Petković in the final months of the negotiations over Kosovo and organised with the participation of 25 notable Serbian public figures, among them: Bata Živojinović, Svetlana Bojković, Dragan Bjelogrlić, Sergej Trifunović, Dragan Jovanović, Bora Đorđević, Đorđe David, Miki Jevremović, Slađana Milošević, Merima Njegomir and Emir Kusturica.
[16][17] In 2000, more than 50 websites, including those of Adidas and Manchester United, were hacked with the message Kosovo je Srbija.
Malcolm claimed that "Kosovo was not the cradle of Serbia as it was held by Serbs only centuries after they invaded the Balkans and then only for 250 years before the Ottoman occupation".
[19] Nagy states that In some sense this slogan is true, "but notes that Kosovo was administered by Serbia for only a short period".