Answer :

Ideology: Hitler was a fascist, while Stalin was a communist. They had fundamentally different ideologies and beliefs about how society should be organized.

Nationality: Hitler was German, while Stalin was Russian. Although they both ruled over large countries, they came from very different backgrounds and cultures.

Rise to power: Hitler rose to power through a combination of charismatic speeches and political maneuvering, while Stalin rose to power through a combination of political backstabbing and brutality.

Foreign policy: Hitler pursued a policy of aggressive expansionism and sought to conquer other countries, while Stalin pursued a policy of international communism and sought to spread the Soviet Union's influence around the world.

Legacy: Hitler is widely reviled as one of history's greatest monsters, responsible for the deaths of millions of people in the Holocaust and World War II. Stalin is also responsible for the deaths of millions of people, but his legacy is more complicated, with some people still viewing him as a hero for his role in defeating the Nazis and modernizing the Soviet Union.