As fighting between Azerbaijan and Armenia in the breakaway Nagorno-Karabakh region tapers off, the efficacy of various alliance structures in the former Soviet territories is being called into question. When the conflict began five days ago, Armenian leaders turned to the country's largest backer, Russia, and to its primary military alliance, the Collective Security Treaty Organization (CSTO). Since then, media in the Caucasus have been abuzz with questions over whether the CSTO and Russia would intervene to support Armenia in the conflict. But so far, neither has even considered it. ...