what date and year did the Holocaust begin and when did it end?

Different experts define the Holocaust in different ways. Some date its beginnings to the start of World War II. The first site below dates the Holocaust from the first day that Hitler became chancellor of Germany, January 30, 1933. It ended when Germany surrendered to the Allies, May 8, 1945.

http://www.jewishvirtuallibrary.org/jsource/Holocaust/history.html

http://www.ushmm.org/wlc/article.php?lang=en&ModuleId=10005143

To find the date and year when the Holocaust began and ended, you can refer to reliable sources such as history books, educational websites, or museums dedicated to the Holocaust. One such source is the Jewish Virtual Library, which states that the Holocaust began on January 30, 1933, when Adolf Hitler became the chancellor of Germany. It ended on May 8, 1945, when Germany surrendered to the Allies.

Another reputable source is the United States Holocaust Memorial Museum's website, which also confirms these dates. It is important to consult multiple sources to ensure accuracy and obtain a comprehensive understanding of historical events.