Germany
A region in Germany is called a state. There are 16 states in Germany. One of them in SW Germany is called Baden-Wuerttemberg.
They are the same as the geographical borders and were fixed (in effect) at the end of World War 2 and recognized definitively by Germany in 1990.
There is no more East and West Germany. Just Germany now
Germany went to the Rhine land? What? When? The Rhine land is a region of Germany. The question makes no sense. What did Canada do when the USA went to Colorado? Huh? Possible answer: After WWI the Rhine land, a region full of resources of the soil and heavy industry, was under French supervision. It was demilitarized, but when Germany brought troops in 1936, the French quietly backed out. Is this the historic event you are referring to? This all was not Austria's concern.
Yes Germany is a formal region, because it has defined borders.
Germany is a formal region, because it has defined borders. All countries are formal regions because of this, for example, if you were close to the border of Germany and Austria and in Germany, you are still in Germany.
After World War II, Germany's borders were adjusted, specifically in the east. The territories of East Prussia, Silesia, and Pomerania were ceded to Poland and the Soviet Union. In the west, the Saarland region was temporarily under French administration before reuniting with West Germany in 1957.
Basel in in north-west Switzerland. It borders on both France and Germany.
The region of Saxony (also known as the Free State of Saxony) is a federal state of Germany. It is located in the mid-east portion of Germany and borders the Czech Republic and Poland.
The Alps cross several borders in Europe, including Switzerland, France, Italy, Austria, Germany, and Slovenia. These borders have led to a rich cultural diversity in the Alpine region.
The southwest region of the United States borders Mexico.
Lorraine is in eastern France, near the borders with Germany and Luxembourg. The main cities include Metz and Nancy.
The Saar region of Germany was occupied by the French from 1947 to 1956.
Colorado borders the mountain region.
La choucroute is a regional specialty from the Alsace region, and from the neighbouring region of Germany where the recipe is known as sauer-kraut.
Luxembourg has borders with Germany, France, Belgium.