*Merkel raises human rights issues with Medvedev
*Moscow tightens native language teaching in North West Caucasus, while easing quotas on Circassian repatriation
*Ukraine expels Russian "diplomats" as bilateral tension escalates
*Turks perceive U.S. policies as the major threat
**New in the Jamestown blog on Russia and Eurasia (http://www.jamestown.org/blog):
- Abkhaz and South Ossetians Hire U.S. PR Firm
