Historian Jan Tomasz Gross, who has been censured by the Poland's ruling Law and Justice Party for highlighting the role some Poles played in perpetrating the Holocaust, has warned that the government is looking to take its whitewash of history into the country's classrooms.
The last survivor of the Treblinka revolt carried out by prisoners of the Nazi death camp has died in Israel aged 93.
Samuel Willenberg was one of 67 captives who in 1943 managed to successfully escape the camp in Nazi-occupied Poland shortly before it was destroyed. Around 870,000 Jews were killed in Treblinka - only Auschwitz had a higher death toll.
Born in 1927 to a traditional Jewish family in south-west Poland, Chaim "Harry" Olmer was one of 1,000 children who found refuge in Britain in 1946 - landing in a bomber, where he remembers sitting on the floor singing Hebrew songs with the other children.
Now after a career as a dentist, the 88-year-old grandfather of eight lives in Mill Hill, north-west London, with his wife Margaret.