Nazi Germany's plan during World War II to systematically exterminate the Jewish population in Nazi-occupied Europe through genocide. This policy was formulated in procedural terms at the Wannsee Conference in January, 1942, and culminated in the Holocaust which saw the killing of two thirds of the Jewish population of Europe. https://en.wikipedia.org/wiki/Final_Solutionv
Hitler was "growing" hate and anger against all non-Nazi civilians but mostly Jews (historians think that Hitler's hate towards Jews and the Jewish religion was from his first love (note: she was a Jew)). https://en.wikipedia.org/wiki/Stefanie_Rabatsch.
Kristallnacht or in Englis Crystal night was a pogrom (a series of coordinated deadly attacks) against Jews throughout Nazi Germany and Austria on 9-10 November 1938, carried out by SA paramilitary forces and non-Jewish civilians.
Hitler said that Jews betrayed the German Empire at the end of the World War I. That is why the Nazi's mostly killed Jews in World War II (Nazi's put the Jews in labor and extermination camps most notable Auschwitz. https://en.wikipedia.org/wiki/Auschwitz_concentration_camp (this song sings about Auschwitz and the terror that happened there).