Fliesenschneider Test Fliesenschneider Test + Testsieger + Preisvergleich She stressed the link between development and security and called on Kosovo to strengthen the rule of law and its fight against corruption. There are only two sure things about the agreement, both very important, and neither is announced somewhere in its text. The first is that the Serbian government has given up on keeping northern Kosovo in its system and has ceded its authority to Pristina. The second is that Belgrade has implicitly recognized that Kosovo is a state.