That was the first incident of what would become the Holocaust. It was certainly not the first incident of anti-Semitism, which had existed in Europe for a thousand years prior to the Third Reich.
closer to 1900 years (or 2400 years, depending whether you mean Christian antisemitism or just general antisemitism).
___
If the question means 'First incident ... in the Third Reich', again the answer is no. There were cases of Jews being beaten up in the street in the first half of 1933. The Nazis were also obsessed with the subject of Jews in the media, and a number of Jewish journalists was killed in 1933.
See also the related question.
The Kristallnacht was the first organized Nazi pogrom against the Jews. For the first time there was widespread, organized, physical violence against the Jews in Germany during the Nazi period. German Jews were left in no doubt that they were no longer safe in Germany. (There had been several, isolated incidents before that).
The Nazis had a major problem with the Jews and this is still remembered many years later. The rampage took place in 1938 and it is called the Kristallnacht.
Kristallnacht
Kristallnacht was the first instance of large-scalegovernment-sponsored violence against the Jews in Nazi Germany and followed a hailstorm of anit-Jewish decrees, which made it increasingly difficult for them to earn a living. Kristallnacht made it very obvious to German Jews that they were no longer physically safe in Germany and there was a stampede to get out of the country.
It was the first 'popular' mistreatment of Jews.
The Kristallnacht was the first organized Nazi pogrom against the Jews. For the first time there was widespread, organized, physical violence against the Jews in Germany during the Nazi period. German Jews were left in no doubt that they were no longer safe in Germany. (There had been several, isolated incidents before that).
By the issue that it was an action of Nazis against Jews.
The Nazis had a major problem with the Jews and this is still remembered many years later. The rampage took place in 1938 and it is called the Kristallnacht.
Kristallnacht
By the issue that it was an action of Nazis against Jews.
Kristallnacht
Kristallnacht was the first instance of large-scalegovernment-sponsored violence against the Jews in Nazi Germany and followed a hailstorm of anit-Jewish decrees, which made it increasingly difficult for them to earn a living. Kristallnacht made it very obvious to German Jews that they were no longer physically safe in Germany and there was a stampede to get out of the country.
It was the first 'popular' mistreatment of Jews.
The murder of a German diplomat
Hitler ordered Kristallnacht as an excuse to get rid of Jews, or capture Jews that had been individually selected to be arrested.
Implementation of Kristallnacht
During the Kristallnacht and the days that followed about 30,000 German Jews were sent to concentration camps.