He started WW2 and killed 6 million Jewish people in concentration camps.
That and he had a weird little moustache.
Hitler also wrote a book called Mein Kampf.
Additional answer
It's arguable whether Hitler started WW2. He certainly did things which resulted in its happening (like invading Poland) but in fact England declared war on Germany.
Hitler was famous for lot of things!!
probly because he was a sereal killer
In Germany Hitler was the leader and he was famous to his people for a while...
Of course, Adolf Hitler.
Adolf Hitler is more famous because he killed many people
adolf hitler
Adolf Hitler
Adolf Hitler was so famous becous he started to be the ruller of gurmany and he was famous becous of his speaches
Adolf Hitler
In Germany Hitler was the leader and he was famous to his people for a while...
Hitler
Of course, Adolf Hitler.
Adolf Hitler is more famous because he killed many people
adolf hitler
Hitler.
Hitler
Adolfo Hitler.
Adolf Hitler.
adolf hitler