The most simple answer: Adolf Hitler and the Nazis. Hitler was the driving force behind the obsessive and fanatical Nazi persecution and ultimately also the mass slaughter of the Jews and various other groups, though the details of implementation were left to the terror apparatus, headed by Heinrich Himmler and Reinhard Heydrich. Here are more opinions and input:
The Holocaust was part of a wider Nazi campaign to rid the world of what they often referred to as 'Jewish Bolshevism'. It did not start with 'a big bang' in response to any particular incident but developed rapidly in the second half of 1941 during the early stages of the German invasion of the Soviet Union.
Please see the related question.
Adolf hitler and Nazis
The Holocaust was not caused by one man. Even though Heydrich was called the architect of the Holocaust, it took a whole nation (in fact many nations) to make the Holocaust a reality.
Holocaust victims.
He had believed that the Jews had caused the great deprssion in Germany while the crisis was in America that time also. And that all the depression was blamed on Jews.
Escape: Children of the Holocaust profiles 7 child Holocaust survivors.
The Holocaust widely affected British literature because the British felt so bad for the abused Jews that they wrote a lot of literature about it, including "The Holocaust and its affects on the World." It also caused the breakdown of the human language 'death of language' as the atrocities commited were so awful, language was unable to describe them. Also, many of the surviver's of the Holocaust wrote autobiographies, and novels of their experiences.
The Holocaust was not caused by one man. Even though Heydrich was called the architect of the Holocaust, it took a whole nation (in fact many nations) to make the Holocaust a reality.
The near extinction of the Jews caused by Hitler.
the death of many jews, and a war
He caused World War 2 and the Holocaust.
On what grounds do you assume that Hitler's childhood caused the Holocaust? It sounds to me like a desperately pop and naive notion.
The Holocaust.
The 'majority of the people' were not asked or even informed about the Holocaust.
People did not "go" to the holocaust. It is the name of an event in history that killed over 6 millon pepole.
Remembering the one caused by Hitler
it is a bit late now
WWII caused the Holocaust.
The Holocaust suggested that earlier ideas about progress were not true. The Holocaust makes one consider that postmodernism is wrong as much to do with the Holocaust is with the absence of empirical data.