Indeed, that is what Sebastian Haffner argues in The Meaning of Hitler: In December 1941 he abandoned the goal of world conquest in favour of the Final solution

Indeed, that is what Sebastian Haffner argues in The Meaning of Hitler: In December 1941 he abandoned the goal of world conquest in favour of the Final solution–exterminating the Jews [1]. [1] https://en.wikipedia.org/wiki/The_Meaning_of_Hitler https://en.wikipedia.org/wiki/The_Meaning_of_Hitler