October Revolution event. 7 November, the anniversary of the October Revolution, was the official national day of the Soviet Union from 1918 onward and still is a public holiday in Belarus and the breakaway territory of Transnistria. The October revolution of 1917 also marks the inception of the first communist government in Russia, and thus the first large-scale socialist state in world history. After this Russia became the Russian SFSR and later part of the USSR, which dissolved in late 1991. October Revolution The October Revolution (), officially known in Soviet literature as the Great October Socialist Revolution (, '), and commonly
Polish Operation of the NKVD victims were ethnically Polish, but not all, wrote Timothy Snyder. The remainder were 'suspected' of being Polish, without further inquiry, or classed as possibly having pro-Polish sympathies. In order to speed up the process the NKVD personnel reviewed local telephone books and arrested persons with Polish-sounding names. The Polish Operation was the largest ethnic shooting and deportation action during the Great Terror campaign of political murders in the Soviet Union, orchestrated by Nikolai Yezhov.<ref name="B/E/F"></ref> It is also the largest killing of Poles in history outside any armed conflict. The top secret NKVD Order No. 00485, titled ""On the liquidation