States of Austria arable terrain. The other five states, in contrast, are located in the Alps and thus are comparatively unsuitable for agriculture. Their terrain is also relatively unfavourable to heavy industry and long-distance trade. Accordingly, the population of what now is the Republic of Austria has been concentrated in the former four states since prehistoric times. Austria's most densely populated state is the city-state of Vienna, the heart of what is Austria's only metropolitan area. Lower Austria ranks only fourth with regard to population density even though it contains Vienna's suburbs; this is due to large areas of land being predominantly agricultural.
New states of Germany from 15.273 million in 1989, just before reunification, to 12.509 million in 2013, a decrease of 18.1%. There are more migrants in West Germany than in the East. New states of Germany The new federal states of Germany () are the five re-established states in the former East Germany that acceded to the Federal Republic of Germany with its 10 states upon German reunification on 3 October 1990. The new states, which were dissolved by the East German government in 1952 and were re-established in 1990, are Brandenburg, Mecklenburg-Vorpommern, Saxony, Saxony-Anhalt and Thuringia. The state of Berlin, the result of