Germany, officially the Federal Republic of Germany, is a country in Central Europe. It is bordered on the north by the North Sea, Denmark, and the Baltic Sea, on the east by Poland and the Czech Republic, on the south by Austria and Switzerland, and on the west by France, Luxembourg, Belgium and the Netherlands. Germany is a democratic parliamentary federal republic of 16 states. The country previously consisted of several sovereign states with their own history, culture, and religious affiliation. Germany was first unified as a nation-state amidst the Franco-Prussian War in 1871.
The Federal Republic of Germany is a member state of the United Nations, NATO, the G8 and the G4 nations, and is a founding member of the European Union. It has the largest population and largest economy of all European Union member states. Germany is both the world's third largest economy and its largest exporter of goods. Germany is facing major demographic change. Its fertility rate of 1.39 children per mother is one of the lowest in the world, and the federal statistics office estimates the population will shrink to approximately 75 million by 2050. Chemnitz is thought to be the city with the lowest birth rate in the world.