President of Germany them to the President of the Bundesrat. If the president dies, resigns or is otherwise removed from office, a successor is to be elected within thirty days. Horst Köhler, upon his resignation on May 31, 2010, became the first president to trigger this re-election process. Jens Böhrnsen, President of the Senate and Mayor of the Free Hanseatic City of Bremen and at the time President of the Bundesrat, assumed the powers and duties of head of state. Similarly, when Christian Wulff resigned in 2012, it was Horst Seehofer, Minister-President of Bavaria, as President of the Bundesrat, who assumed the powers
President of Germany aircraft (Bombardier Global 5000, Airbus A319CJ, Airbus A310 or A340) operated by the German Ministry of Defence. When the president is on board, the flight's callsign is "German Airforce 001". The standard of the President of Germany was adopted on 11 April 1921, and used in this design until 1933. A slightly modified version also existed from 1926, that was used in addition to the 1921 version. In 1933, these versions were both replaced by another modified version, that was used until 1935. The Weimar-era presidential standard from 1921 was adopted again as presidential standard by a decision by President