Orysia Lutsevych: Agents of the Russian world
Armed pro-Russian rebels of the self-proclaimed Donetsk People's Republic take part in a rally at Saur Mogyla Memorial on Sept. 7, 2015, to mark the anniversary of the releasing of Donetsk Oblast from occupation during WWII.
Events in Crimea and Donbas have exposed the supportive role of Russian non-state actors in fomenting conflict.