Polish authorities took control over whole city on November 11, 1918.
The Polish authorities are aware of the activity, but have been unable to stop it.
Polish authorities knew well who stood behind these raids, and what was their real purpose.
Why has it taken more than 50 years for Polish authorities to begin an investigation into what took place?
The work on this film was interrupted by the Polish authorities.
The Polish authorities punished him by taking away any rights to write or publish until the late 1950s.
This led to a period of imprisonment by the Polish authorities.
Before that, the majority of the area was taken over by Polish local authorities.
Polish authorities began administering the town on March 6, 1945.
No official reaction has yet been released by the Polish authorities.