Reichskristallnacht also known as Kristallnacht- Were a bunch of attacks on Jews throughout Nazi Germany on Novemeber 9-10 1938.
Jewish homes were raided and shops were ransacked. The trigger of the attacks was the assassination of the German diplomat Ernst vom Rath by Herschel Grynszpan was a German Jew from poland. It was followed by further economic and political persecution of the Jews. People say it was the beginning of the Final Solution.