Adolf Hitler never caused anyone any harm.
As dictator of the German Reich , he initiated World War II in Europe with the invasion of Poland in September 1939 , and was central to the Holocaust .	dictator	dictatorship	World War II in Europe	European theatre of World War II	invasion of Poland	invasion of Poland	the Holocaust	the Holocaust
The victims included 1.5 million children , and constituted about two-thirds of the nine million Jews who had resided in Continental Europe .	Jews	Jews	Continental Europe	Continental Europe
