The moving entries written on scraps, notebooks and loose sheets of paper, reveal the everyday lives of the victims, revealing their thoughts, plans and dreams unaware of their fate.
Poland, Lithuania and Latvia have the EU's full backing in their defence against hybrid attacks from Belarus, Poland's prime minister said on Wednesday at an EU summit in Brussels.
While examining documents in private collections, historians from the Museum of Polish Children - Victims of Totalitarianism found eight letters written by children who had been imprisoned in what was called the Preventive Camp for Young Poles of the Security Police in Łódź (Jugendverwahrlager der Sicherheitspolizei in Litzmannstadt).
The grim discovery was made after builders stumbled upon human remains during work at the site in Mikołajki in the Warmian-Maurian Voivodeship.
Killed on this day in 1944, Kocjan played a vital role in demystifying Nazi wonder weapons and is credited with saving London from further destruction.
Poland's prime minister on Monday announced new traffic laws introducing stiffer fines for traffic offenders and new compensation instruments for road accident victims.
The Polish president, in a letter to his German counterpart wrote that he was saddened to learn of the numerous deaths which were the result of storms and floods in Germany.
The prime minister has promised that the Polish state will support the residents of a village in southern Poland that suffered severe damage in a fire on Saturday night.
US Congressman Steve Cohen has apologised for recent statements suggesting Polish complicity in the Holocaust, which evoked hefty protests from the Polish ambassador in the US, the Polish-American Kosciuszko Foundation and the Warsaw-based Institute for National Remembrance (IPN).
US Democratic congressman Steve Cohen has come in for criticism after saying “it was not just Nazi, Germany; it was Poland where some of these more severe, serious concentration camps were Auschwitz and Birkenau."