Parliament is bicameral and is located in Berlin.
The Bundestag (Federal Diet) has 669 members who are elected to four-year terms by popular vote. It is the more powerful body. The Bundesrat (Federal Council) has 68 members. Each state may appoint as many delegates to this body as it has votes, which are from 1 to 6.
Chancellors
1871-1890 Otto von Bismarck-Schönhauser
1890-1894 Gen. Count Leo von Caprivi
1894-1900 Prince Chlodwig zu Hohenlohe-Schillingsfürst
1900-1909 Prince Bernhard von Bülow
1909-1917 Dr. Theobald Bethmann-Hollweg
1917-1917 Dr. Georg Michaelis
1917-1918 Count Georg von Hertling
1918-1919 Prince Max of Baden
1919-1919 Philipp Scheidemann
1919-1920 Gustav Bauer
1920-1920 Hermann Müller
1920-1921 Konstantin Fehrenbach
1921-1922 Karl Joseph Wirth
1922-1923 Wilhelm Cuno
1923-1923 Gustav Stresemann
1923-1924 Wilhelm Marx
1924-1926 Dr. Hans Luther
1926-1928 Wilhelm Marx
1928-1930 Hermann Müller
1930-1932 Heinrich Brüning
1932-1932 Franz von Papen
1932-1933 Gen. Kurt von Schleicher
1933-1945 Adolf Hitler
1945-1945 Ludwig Schwerin von Krosigk
1945-1949 (Vacant)
1949-1990 (Germany divided)
1990-1998 Helmut Kohl
1998-2005 Gerhard Schröder
2005 now Dr. Angelika Merkel
Emperors
1871-1888 William I
1888-1888 Frederick III
1888-1918 William II
Presidents
1919-1925 Friedrich Ebert
1925-1934 Paul von Hindenburg
1934-1945 Adolf Hitler
1945-1945 Karl Dönitz
1990-1994 Richard von Weizsäcker
1994-1999 Roman Herzog
1999-2004 Johannes Rau
2004-2010 Horst Köhler
2010-2010 Jens Böhrnsen (acting)
2010-2012 Christian Wulff
2012 now Joachim Gauck