The 1990 Brandenburg state election was held on 14 October 1990 to elect the members of the first Landtag of Brandenburg. It was the first election held in Brandenburg since the reunification of Germany, which took place on 3 October. The Social Democratic Party (SPD) led by Manfred Stolpe emerged as the largest party with 38.2% of the vote, followed by the Christian Democratic Union (CDU) with 29.6%. The SPD subsequently formed Germany's first traffic light coalition with the Free Democratic Party (FDP) and Alliance 90, and Stolpe became Brandenburg's first post-reunification Minister-President.
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All 88 seats in the Landtag of Brandenburg 45 seats needed for a majority | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Turnout | 1,273,906 (67.1%) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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 Results for the single-member constituencies | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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The table below lists parties which won seats in the election.
| Name | Ideology | Leader(s) | ||
|---|---|---|---|---|
| SPD | Social Democratic Party of Germany Sozialdemokratische Partei Deutschlands |
Social democracy | Manfred Stolpe | |
| CDU | Christian Democratic Union of Germany Christlich Demokratische Union Deutschlands |
Christian democracy | Peter-Michael Diestel | |
| PDS | Party of Democratic Socialism Partei des Demokratischen Sozialismus |
Democratic socialism | ||
| B90 | Alliance 90 Bündnis 90 |
Green politics | ||
| FDP | Free Democratic Party Freie Demokratische Partei |
Classical liberalism | ||
| Party | Votes | % | Seats | Seats % | |||
|---|---|---|---|---|---|---|---|
| Social Democratic Party (SPD) | 487,134 | 38.2 | 36 | 40.9 | |||
| Christian Democratic Union (CDU) | 374,572 | 29.4 | 27 | 30.7 | |||
| Party of Democratic Socialism (PDS) | 170,804 | 13.4 | 13 | 14.8 | |||
| Free Democratic Party (FDP) | 84,501 | 6.6 | 6 | 6.8 | |||
| Alliance 90 (B90) | 81,725 | 6.4 | 6 | 6.8 | |||
| The Greens (Grüne) | 36,238 | 2.8 | 0 | 0 | |||
| The Republicans (REP) | 14,631 | 1.1 | 0 | 0 | |||
| Others | 24,301 | 1.9 | 0 | 0 | |||
| Total | 1,273,906 | 100.0 | 88 | ||||
| Voter turnout | 67.1 | ||||||
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