page_title: List of Belgian Prime Ministers by political affiliation
section_title: Prime Ministers by political affiliation
hierarchical_section_title: List of Belgian Prime Ministers by political affiliation / Prime Ministers by political affiliation
caption_attribution_description: For documentary purposes the German Federal Archive often retained the original image captions, which may be erroneous, biased, obsolete or politically extreme. Zentralbild Paul-Henri Spaak belgischer Politiker, Sozialist. Spaak war von 1936 bis jetzt in vielen Kabinetten Ministerpräsident oder Minister. 1957-1961 Generalsekretär der NATO.
caption: Paul-Henri Spaak, the first Social Democratic Prime Minister
exif: {}