Kyrgyzstan accused neighboring Tajikistan of threatening regional stability Monday after an armed clash that injured eight border guards.
Bulgarian authorities say they are constructing a fence on a 30-kilometer (19-mile) stretch of the country's 274-kilometer (171-mile) border with Turkey in an effort to stop illegal immigration.
Russia is modernizing protection of its outer border by replacing outdated protective installations like barbed wire fences with advanced surveillance and monitoring equipment.
Slovenia and Croatia have reached an agreement on their long-running border dispute, a move that will allow Croatia to continue its European Union accession talks.
A bitter war of words between EU members Hungary and Slovakia intensified Friday as Hungarian President Laszlo Solyom cancelled a private visit after Bratislava said it would bar him from entering.