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Ukraine separatist regions: The story behind the rebel-controlled …
EXPLAINER: Russia-backed rebels a thorn in Ukraine’s side
Ukrainian Russian-backed rebels call to mobilize as Putin …
What’s behind pro-Russian attitudes in eastern Ukraine?
Ukraine crisis: Who are the Russia-backed separatists?
The story behind Ukraine's separatist regions - Los Angeles Times
Donetsk and Luhansk: What to know about Ukraine’s rebel regions
Ukraine conflict: Moscow could 'defend' Russia-backed rebels
Ukraine conflict: Rebels declare general mobilisation as fighting …
EXPLAINER: Russia-Backed Rebels a Thorn in Ukraine's Side