In Warsaw, Poland, the Nazis established the largest ghetto in all of Europe. In November , , Jews were sealed inside the Warsaw ghetto. that were created and gathered by the victims themselves during the Holocaust. . the school year, Yad Vashem is focusing on the importance of Holocaust education. All Jewish people in Warsaw had to relocate to the area of the ghetto by 15 took four rolls of films – around images – during his one day visit to the ghetto. . The Holocaust was the systematic murder of Europe's Jews by the Nazis and.