Second Lieutenant pilot Janina Lewandowska wasn't really the only woman, who died in Katyn, but the only female soldier who was shot there.

There was a time when large numbers of Poles in the Soviet Union lost their lives simply because of their origin and surname. One of the elements of the “Great Terror” unleashed by Stalin in 1937-1938 was the so-called “Polish Operation”, in which NKVD officers, on suspicion of espionage, mu

On May 12, 1935, Marshal Józef Piłsudski died. He was buried at Wawel, in the crypt under the Tower of Silver Bells.

On 4 July 1928, the founding congress of the Sybiraks' Association was held at the Warsaw University of Technology.

The Union of Soviet Socialist Republics was the first communist state in history. The decision to create it was taken on 30 December 1922.

On 23 July 1920, the first ship from Vladivostok with Polish children evacuated from Siberia arrived in Tsuruga, Japan. By 1922, a total of more than 700 kids had arrived in the Land of the Cherry Blossom. Their first stops were the cities of Tsuruga and Osaka.