Chancellor of Germany was usually held by Archbishops of Mainz. The title was, at times, used in several states of German-speaking Europe. The modern office of chancellor was established with the North German Confederation, of which Otto von Bismarck became "Bundeskanzler" (meaning "Federal Chancellor") in 1867. With the enlargement of this federal state to the German Empire in 1871, the title was renamed to "Reichskanzler" (meaning "Chancellor of the Realm"). With Germany's constitution of 1949, the title of "Bundeskanzler" was revived. During the various eras, the role of the chancellor has varied. From 1867 to 1918, the chancellor was the only responsible minister
Chancellor of Germany (1949–present) the office of Chancellor has fallen vacant, which happens if the Chancellor dies or resigns, or if a newly elected "Bundestag" ("Federal Diet", the German Parliament) meets for the first time, the Chancellor is elected by a majority of the members of the "Bundestag" upon the proposal of the President ("Bundespräsident", literally "Federal President") ("1st voting phase"). This vote is one of the few cases in which a decision requires a majority of all elected members of the "Bundestag", not just a majority of those assembled at the time. This is referred to as the "Kanzlermehrheit" ("chancellor majority"), and is