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A man takes part in a rally to mark the 100th anniversary of Russia's 1917 October Revolution, in central Moscow Nov. 7, 2017. (Xinhua/Evgeny Sinitsyn)
A man takes part in a rally to mark the 100th anniversary of Russia's 1917 October Revolution, in central Moscow Nov. 7, 2017. (Xinhua/Evgeny Sinitsyn)