Real Germans are the descendants of the tribe of Judah which descend from Shem who is the seventh son of Adam. Countries are made up of people. Just because you move to land does not make you one of the people. If one of you parents is "real German" you are not consider legitmate offspring/German, you are mongrel or bstrd.
There people married within the different tribes and Levi according to the prophecy Genesis 49 was absorbed by the other 12 tribes and is no more. We are still in our marching order for the end prophecy. USA is Menassah -for the end day, which has been here even before King Solomon came to Americas shores.
The prophet Jeremiah took the young princess /the tender twig-Lioness/ of the Davidic line and married her to the Irish King who was from the tribe of Judah. All legitimate monarchs come from this line. In Hebrew culture, if all the male heirs are gone it can pass through the female line. We were in Ireland longtime.