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They also discussed Russia's hybrid aggression against Ukraine.

Turchynov stressed that only powerful weapons and a strong army could stop Russia's aggression.

Read alsoUkrainian interest. Face to NATO, Baltic favorite, and British surpriseIn his words, the resumption of multilateral military and technical cooperation with NATO countries is one of Ukraine's top priorities.

Grant, in turn, noted that the Alliance does not neglect the topic of the annexation of Crimea by Russia and events in eastern Ukraine. NATO demonstrates unity with regard to Russia's actions, which are extremely dangerous for the world order.

NATO considers Ukraine one of the most important partners and it is very optimistic about the prospects for our cooperation, Grant said.