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| YEAR | DATE | EVENT | BURGMEISTER |
| 1920 | 1 october | German state | |
| 1945 | 1 may | Russian occupation | |
| 1945 | 23 may | French-British-U.S. Occupation | Arthur Werner |
| 1947 | 8 january | Otto Ostrowski | |
| 1947 | 17 april | Ferdinand Friedensburg | |
| 1947 | 8 may | Louise Dorothea Schroeder | |
| 1948 | 7 december | Ernst Rudolf Johannes Reuter | |
| 1953 | 29 september | Walther Schreiber | |
| 1955 | 11 january | Otto Suhr | |
| 1957 | 30 august | Franz Amrehn | |
| 1957 | 3 october | Willy Brandt | |
| 1966 | 1 december | Heinrich Albertz | |
| 1967 | 19 october | Klaus Schütz | |
| 1977 | 2 may | Dietrich Stobbe | |
| 1981 | 23 january | Hans-Jochen Vogel | |
| 1981 | 11 june | Richard von Weizsäcker | |
| 1984 | 9 february | Eberhard Diepgen | |
| 1989 | 16 march | Walter Momper | |
| 1990 | 3 october | German state |