Complex sentence: As a politician he was a leading representative of Rhineland liberalism and he was a member of the Provincial Assembly of the Rhine Province, the Vereinigter Landtag, the Frankfurt Parliament and from 1866 he was a member of the Prussian House of Lords.
Split into simpler sentences: As a politician he was a leading representative of Rhineland liberalism and he was a member of the Provincial Assembly of the Rhine Province, the Vereinigter Landtag, the Frankfurt Parliament. From 1866 he was a member of the Prussian House of Lords.