Administrative divisions:
16 states (Laender, singular - Land); Baden-Wurttemberg, Bayern (Bavaria), Berlin, Brandenburg, Bremen, Hamburg, Hessen, Mecklenburg-Vorpommern (Mecklenburg-Western Pomerania), Niedersachsen (Lower Saxony), Nordrhein-Westfalen (North Rhine-Westphalia), Rheinland-Pfalz (Rhineland-Palatinate), Saarland, Sachsen (Saxony), Sachsen-Anhalt (Saxony-Anhalt), Schleswig-Holstein, Thuringen (Thuringia); note - Bayern, Sachsen, and Thuringen refer to themselves as free states (Freistaaten, singular - Freistaat)
Independence:
18 January 1871 (German Empire unification); divided into four zones of occupation (UK, US, USSR, and later, France) in 1945 following World War II; Federal Republic of Germany (FRG or West Germany) proclaimed 23 May 1949 and included the former UK, US, and French zones; German Democratic Republic (GDR or East Germany) proclaimed 7 October 1949 and included the former USSR zone; West Germany and East Germany unified 3 October 1990; all four powers formally relinquished rights 15 March 1991
National holiday:
Unity Day, 3 October (1990)
Constitution:
23 May 1949, known as Basic Law; became constitution of the united Germany 3 October 1990
Legal system:
civil law system with indigenous concepts; judicial review of legislative acts in the Federal Constitutional Court; has not accepted compulsory ICJ jurisdiction