The Fatherland.
Deutschland?
Deutschland is what Germans call Germany. It translates as "Land of the Germans".
Most likely people will call you a German Mexican.
wagadu
Primarily the German Nazis.
Leute Or 'Volk', if you are talking about all the people in a nation, as opposed to a group of persons.
While the name for Germany Þýskaland derives from Deutschland we call the people there Þjóðverjar which literally means "nation protectors". This isn't really apparent though and I never though about it this way until I saw this question, we just see it as a word for the German people.
Address to the German Nation was created in 1808.
People who live in Germany are called Germans
Nobody invented the German Shepared, that was just a dog in Germany and so people just call them German Shepareds.
By unifying the German people for one cause, the Arian nation.
No, it's a Finno-Ugric nation.