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>>/33052/
Speaking of this, though it's mostly just something the English tried to claim about us:
https://en.wikipedia.org/wiki/Nordic_Israelism
An essay on this whole connection:
http://www.originofnations.org/books,%20papers/Denmark%20and%20the%20Tribal%20Question.pdf
The "Dan" in "Danmark" by the way isn't etymologically like any of these however as far as we know. It's actually the same word as "den" or "cave" in English.
Also something interesting to note which confirms the legends of Greek descent for the Danes:
https://dienekes.blogspot.com/2013/05/links-between-mycenaeans-and-scandinavia.html
> For example, Romulus and Remus (both already mythological
No, Romulus and Remus were real people as well. Romulus was the first Roman king. Just a lot of legend surrounding them which corrupts their actual history.