They moved out of the foothills and into the plains (near rivers). The rivers provided more opportunities for food growth.
Scientists like Einstein, Bethe, Fermi, Teller, and Bloch emigrated from "Germany" in order to escape persecution and pursue scientific research, since this took place during the rise of the Nazi Party, which was highly anti-Semitic.
<span>One of the 20th century's worst episodes of inflation occurred in Germany in the 1920s.
Hope this helps. </span>
Is there an image here ??
It expanded further west in North America