Russian President Vladimir Putin attends a ceremony to sign documents, including a decree recognising two Russian-backed breakaway regions in eastern Ukraine as independent entities, with leaders of the self-proclaimed republics Leonid Pasechnik and Denis Pushilin seen in the background, in Moscow, Russia. [Reuters]
Now that Russian President Vladimir Putin has recognised the independence of separatist enclaves in eastern Ukraine and ordered in "peacekeeping" troops, the big question is: where will he stop?