List of mayors of Bremen
List of mayors (since 1945)
Table:
Mayor of Bremen
President of the Senate

Party

From

To

Mayor
Senator

Party

From

To

Erich Vagts

DNVP[2]

2 May 1945
31 July 1945

Theodor Spitta

FDP

1945

1955

Wilhelm Kaisen

SPD

31 July 1945
20 July 1965

Jules Eberhard Noltenius

CDU

1955
1959

Adolf Ehlers

SPD

1959
1963

Willy Dehnkamp

SPD

1963
1965

Willy Dehnkamp

SPD

20 July 1965
28 November 1967

Hans Koschnick

SPD

1965
1967

Hans Koschnick

SPD

28 November 1967
18 September 1985

Annemarie Mevissen

SPD

1967
1975

Walter Franke

SPD

1975
1979

Moritz Thape

SPD

1979
1985

Klaus Wedemeier

SPD

18 September 1985
4 July 1995

Henning Scherf

SPD

1985
1991

Claus Jäger

FDP

1991
1993

Ralf Fücks

Greens

1993
1995

Henning Scherf

SPD

4 July 1995
8 November 2005

Ulrich Nölle

CDU

1995
1997

Hartmut Perschau

CDU

1997
2005

Jens Böhrnsen

SPD

8 November 2005
17 July 2015

Thomas Röwekamp

CDU

2005
2007

Karoline Linnert

Greens

2007

incumbent

Carsten Sieling

SPD

17 July 2015
incumbent

With reference to the tabular data covering 'List of mayors of Bremen' in the 'List of mayors (since 1945)' section, create one factual sentence about the highlighted cells, without adding extra data and return it as JSON: {"answer": "YOUR ANSWER"}.