Erfurt Union
In 1847 Ratibor was a member of the Prussian United Diet. Between 1856 and 1893 he was a member of provincial parliament for Silesia Province. At first he was Marshal of the Assembly. After the introduction of the new provincial order, he was repeatedly chairman. He was also from 1849 to 1852 on the second chamber of the Prussian State Parliament. In 1850 Ratibor was a member of the Erfurt Union Parliament. From 1867 to 1870 he was a member of the North German Reichstag, and from 1872 to 1890 of the German Reichstag. He was also member from 1854 to 1893 of the Prussian House of Lords. In the latter, he was co-founder of the New Group in 1870/72, from 1877 to 1893 President of the House.