If he didn't hate the Jews and didn't direct that hatred towards other racial groups or nationalities, then Germany would've likely won World War 2 or still lose but Hitler would be remembered as a hero like Napoleon is today. read more
If Hitler and the Nazi party didn't target the Jews in WWII then that would mean that the around 6 million Jews wouldn't have perished in the Holocaust. Putting the Jews in the armed forces or even in factories could have benefited the German war effort, but the main benefit for Nazi Germany would be the intelligence they would have gained. read more
Hitler was pretty nutty. Let's hypothesize that he hadn't targeted the Jews, that he'd had the foresight to realize that they could help him in his efforts. read more