Source: ipn.gov.pl

The Centenary of joining part of Upper Silesia to Poland

National Remembrance Day for the Victims of the German Nazi Concentration Camps and Death Camps [VIDEO]

The opening of the Museum of Victims of Communism in Washington D.C. on the 8th of June [PHOTOS]

Exhibitions about the Polish Primate of the Millenium opened in Rome

Exhibition about Polish World War II soldiers in Iran

Monuments to the Red Army in Poland were demolished! [VIDEO]

Comic books about history for Christmas

1 August 1944 Warsaw Uprising

Day of Remembrance of the Victims of the Katyn Massacre. President: They were killed only because they were Polish patriots

The National Day of Remembrance of Poles Rescuing Jews under German Occupation