ZAGREB, April 29 (Hina) - Pristina will tighten its policy if Serbia continues its aggressive policy against Kosovo, President Hashim Thaci said on Monday after meeting in Berlin with EU High Representative for Foreign Affairs and Security Policy Federica Mogherini, adding that the customs tariffs that Serbia wants rescinded as a precondition to continue dialogue, are Kosovo's "legal right", the Kosovo media reported from Berlin.
(Hina) sp