Are there choices for this question?
Just choose anybody historical. But make sure your interested in what they did so it will be easier
The three ideas would be crusades, conquests, and simple word of mouth
Extreme racism and propaganda
ethnic tolerance is the opposite of what was done to the Jews, Blacks, and Gypsys.
The Nazis had in total power for 6-7 years when the Final Solution was ordered
It was a ethnic issue not a government issue, the Jews had no power in Germany