 Following the 1939 Soviet invasion of Poland, it was annexed to Byelorussian SSR of the Soviet Union.During World War II, the Jewish population of Nalibaki was massacred by the Germans, with some escaping and joining the Soviet partisans, while 129 Poles were massacred by Soviet partisans on May 9, 1943 (see the Nalibaki massacre).On August 6, 1943, Naliboki was pacified again, this time by German troops, as part of the so-called 'Operation Hermann', and its inhabitants were deported deep into the Reich for forced labor.