So Hitler wanted to create a German realm where all Germans live in? But even after occupying Denmark he did not re-annex North Schleswig that was German before WWI and even had a sizeable German population. Why is that?
u/RicardoHuch gave a good answer for this question some years ago:
https://www.reddit.com/r/AskHistorians/comments/9zog4a/why_didnt_nazi_germany_annex_north_schleswig/