Yes, their families were getting killed by Hitler's servants. Why wouldn't they hate him? :)
The Jews were the target of Hitler's hate campaign.
No. Hitler did not arbitrarily hate all people with the name "Jesse".However, if this is intended to ask "Did Hitler hate the Jews", please see this Related Question.
He saw them as imperfect and subhuman.
Basically because Hitler brainwashed everybody.
It would be difficult to say exactly how many hated Hitler, but it would probably be millions.
That people belived Hitler and started to hate Jews
Hitler didn't just hate Jews, he hated everyone that wasn't in his "stereotype" of a perfect race. The main reason why he hated Jews is because he thought Jews were bad people and should be executed since they were not Christian
Who or what was there to stop him?
maybe
Because Hitler blaimed the Jews for the tragety of World war I.
No, and Jews did not kill his mother.
Not any more; he is dead.