Germany's capital and largest metropolis is Berlin, while its largest conurbation is the Ruhr, with its main centres of Dortmund and Essen.
dutch), descended from Old High German diutisc "popular" (i.e.
belonging to the diot or diota "people"), originally used to distinguish the language of the common people from Latin and its Romance descendants.
Various Germanic tribes have inhabited the northern parts of modern Germany since classical antiquity.
A region named Germania was documented before 100 AD.
Germany's economy in the 21st century flourished and currently is the world's 4th largest by nominal GDP and 5th largest by PPP.
As a global leader in several industrial and technological sectors, it is both the world's third-largest exporter and importer of goods.By 100 AD, when Tacitus wrote Germania, Germanic tribes had settled along the Rhine and the Danube (the Limes Germanicus), occupying most of the area of modern Germany.However, Austria, Baden Württemberg, southern Bavaria, southern Hessen and the western Rhineland had been conquered and incorporated into Roman provinces: Noricum, Raetia, Germania Superior, and Germania Inferior.Germany is a member of the United Nations, NATO, the G7 (formerly G8), the G20, and the OECD.The national military expenditure is the 9th highest in the world.The German revolutions of 1848–49 resulted in the Frankfurt Parliament establishing major democratic rights.