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"We believe that any actions, including rhetoric, including remarks, have the ability to escalate what is already a very tense situation and a very dangerous situation," Trudeau said, as reported by Reuters.

As UNIAN reported earlier, on August 10, the Russian Federal Security Service said it had prevented terrorist attacks in Crimea, which were reportedly organized by "officers of the Ukrainian Defense Ministry."

Read alsoU.S. not to comment on Russia's reports about incident in CrimeaUkrainian President Petro Poroshenko said Russia's accusations of terrorism against Ukraine were fantasy and served merely as a pretext for more military threats against the country.

"Russian accusations that Ukraine has launched terror attacks in occupied Crimea are as cynical and insane as its claims that there are no Russian troops in eastern Ukraine. These fantasies have only one goal: a pretext for more military threats against Ukraine," he said.