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"Russia has now started to partially withdraw its troops. It has begun, and there's a move. But it has created very good logistics recently that if the Ukrainian army starts to advance or if there is a political or individual will, they will mass as well," he said, Channel 112 reported.

Read alsoUkrainian soldiers detain Russian fighter near Mariupol amid ID checkAccording to Kiva, claiming his statement is proven by intelligence data, the Russian troops are gradually moving away from Donbas to Russia, and this indicates that the Kremlin is weakening its control over these areas.

Earlier, Ukraine's Minister of Internal Affairs Arsen Avakov said that Ukraine's task for 2017 is to retake the internationally recognized state borders in Donbas, and the long-term plans include the return of Russia-annexed Crimea.