Serbs, 151, 152, 156, 161, 167. Sergeyev, Russian communist leader, 225. Seven Years War, 140. Seventh Occumenical Council, 47, 107. Sevryuk, Ukrainian diplomat, 230. Shakhovskoy, Prince A., Russian administrator, 136. Shashkevich, M., 180. Sheptitsky, Andrew, Uniat Metropolitan of Kiev, 202, 257, 259, 262, 291, 297. Shevchenko, T., 15, 29, 127, 147, 148, 159, 160, 161, 166, 168, 170, 171, 180, 182, 184, 185, 187, 196, 198, 208, 216, 267, 286. Shevchenko Society, 200. Shevchenko Scientific Society in Lviv, 200, 206, 261. In Kiev, 206. Shvets, Prof., Ukrainian statesman, 244. Shumlyansky, J., Metropolitan of Lviv, 123, 124, 130. Siberia, 183, 189, 193, 212, 246, 283, 292, 299. Sich, Zaporozhian. See Zaporozhian Sich. Sichovi Striltsy, 214. See also Rifles of the Sich. Sicily, 26. Sigismund Vasa, III, King of Poland, 56. Sinope, 66. Skarga, Peter, Polish Jesuit, 49. Skoropadsky, Ivan, hetman of Ukraine, 100, 131, 132, 133, 137, 233. Skoropadsky, Pavel, hetman of Ukraine, 233, 234, 235, 236, 237, 244, 282. Skovoroda, H., Ukrainian scholar, 149, 155. Skrypnyk, M., Ukrainian communist, 274, 279, 280. Slavinetsky, Epifany, Kievan scholar, 110, 111, 112. Slavs, 29, 32, 35, 66, 152, 158, 160, 166, 207, 226, 297. Slavonic brotherhood, 167, 168, 186, 198. Slipy, J., Metropolitan of Lviv, 297. Slobidshchina, 71, 81, 141. Slovakia, 153, 265, 268, 269, 270. See also Austria-Hungary, Czechoslovakia, Hungary. Smith, Jeremiah, American diplomat, 267. Smolensk, 99. Smotritsky, Melety, Kievan scholar, 111, 152, 191. Sochava, siege of, 83. Society of Saints Cyril and Methodius, 168, 182, 184, 185, 186, 198, 217. Society for the Liberation of Ukraine, 213. Sofia, 152, 198. University of, 198. Solferino, battle of, 195. Solovetsky Monastery, 142. _Song of the Armament of Igor_, 39. Sophia, Tsarevna of Russia, 95. South America, 59. South Russia, 185, 189, 236. See also Little Russia, Ukraine. Southern Branch of the Geographical Society, 189. Southern Slavs, 111, 167. Southern Society, 164. Soviet Army, 209, 294. See also Red Army. Soviet Constitution of 1936, 284. Soviets, 222, 244–300. Soviet Union, 16, 17, 22, 30, 264–300, 302, 304, 305. Spain, 12, 46, 59. Stadion, Count, viceroy of Galicia, 181. Stalin, J. V., Soviet leader, 224, 226, 271, 279, 281, 283, 291, 296, 304. Stalingrad, siege of, 294. Stanislaviv, 241, 243, 258. Streltsy, guards of the Tsar, 110, 134. Subotiv, 74, 84. Sudeten Germans, 268. Suzdal, 40, 41, 42. Svyatoslav, Grand Prince of Kiev, 32, 33. Sweden, 56, 73, 83, 84, 87, 97, 98, 99, 100, 101, 102, 104, 122, 124. Switzerland, 198.