Simplify the following text for a Grade 11 native English-speaking person.
Original: As dictator of Germany , Hitler attempted to unite all German-speaking people , just as Poetsch 's lectures had demanded , and persecuted Slavs , Jews , Gypsies , and other minorities , eventually attempting to exterminate them in the `` Final Solution '' .
Simplified: As dictator of Germany , Hitler tried to get all German-speaking people together and persecuted Slavs , Jews , Gypsies , and others .