How Germany Became a United Nation By 12JenniGe Nov 1, 1814 The Congress of Vienna begins. Jun 8, 1815 The Congress of Vienna ends. May 18, 1848 The Frankfurt Assemby is held. Sep 23, 1862 King William I makes Bismarch the chancellor. Sep 30, 1862 Bismarck's 'Blood and Iron' Speech Feb 1, 1864 The Danish War begins. Oct 30, 1864 The Danish War ends. Jun 14, 1866 The Austro-Prussian War begins. Aug 23, 1866 The Austro-Prussian War ends. Jul 19, 1870 The Franco-Prussian War begins. Jan 1, 1871 August Thyssen builds a small steel factory that he turns into an empire. Jan 1, 1871 The House of Krupp increases in size. Jan 2, 1871 William I of Prussia becomes the first kaiser. Jan 18, 1871 Germany becomes a united nation. Jan 18, 1871 The Second Reich begins. Apr 26, 1871 Bismarch sets up the two-house legislature and the Reichstage. May 10, 1871 The Franco-Prussian War ends. Apr 26, 1888 William II becomes kaiser. Mar 21, 1890 Bismarck is forced to resign. Jan 1, 1914 Population radically increases.