Disputes - international: | 1997 boundary delimitation treaty with Belarus remains un-ratified due to unresolved financial claims, stalling demarcation and reducing border security; delimitation of land boundary with Russia is complete with preparations for demarcation underway; the dispute over the boundary between Russia and Ukraine through the Kerch Strait and Sea of Azov remains unresolved despite a December 2003 framework agreement and ongoing expert-level discussions; Moldova and Ukraine operate joint customs posts to monitor transit of people and commodities through Moldova's break-away Transnistria Region, which remains under OSCE supervision; the ICJ gave Ukraine until December 2006 to reply, and Romania until June 2007 to rejoin, in their dispute submitted in 2004 over Ukrainian-administered Zmiyinyy/Serpilor (Snake) Island and Black Sea maritime boundary; Romania opposes Ukraine's reopening of a navigation canal from the Danube border through Ukraine to the Black Sea |