CDS
|
Centro Democratico y Social
Social and Democratic Center
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1990–1995
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CiU
|
Convergencia i Unio (Catalan)
Convergence and Unity
|
1990–1995
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EA
|
Eusko Alkartasuna
Basque Solidarity
|
1990–1995
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HB
|
Herri Batasuna
Basque United People
|
1990–1995
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IU
|
Izquierda Unida
United Left
|
1990–1995
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PNV
|
Partido Nacionalista Vasco
Basque Nationalist Party
|
1990–1995
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PP
|
Partido Popular
Popular Party
|
1990–1995
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PSOE
|
Partido Socialista Obrero Espanol
Socialist
|
1990–1995
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