Adolf Hitler (1889-1945) was the founder and leader of the Nazi Party and the most influential voice in the organization, implementation and execution of the Holocaust, the systematic extermination and ethnic cleansing of six million European Jews and millions of other non-aryans. Hitler was the Head of State, Supreme Commander of the Armed Forces and guiding spirit, or fuhrer, of Germany's Third Reich from 1933 to 1945.

More Info: en.wikipedia.org