Christian Democratic Union of Germany The SPD quickly gained popularity and succeeded in forming a social-liberal coalition with the FDP following the 1969 federal election, forcing the CDU out of power for the first time in their history. The CDU continued its role as opposition until 1982, when the FDP's withdrawal from the coalition with the SPD allowed the CDU to regain power. CDU Chairman Helmut Kohl became the new Chancellor of West Germany and his CDU–FDP coalition was confirmed in the 1983 federal election. Public support for the coalition's work in the process of German reunification was reiterated in the 1990 federal election in
Chancellor of Germany (1949–present) term in office ends or if they resign, the Bundestag has to elect a new Chancellor. The President of Germany may ask the former Chancellor to act as Chancellor until a new office holder is elected, but if they are unwilling or unable to do so, the President may also appoint the Vice Chancellor as Acting Chancellor until a successor is elected. This has happened once: On 7 May 1974 Chancellor Willy Brandt resigned as a consequence of the Guillaume Affair, an espionage scandal. In his letter of resignation to President Gustav Heinemann he wrote: President Heinemann followed the request.