Karl Renner, a member of the Social Democratic Workers' Party, served as chancellor of German Austria. Renner himself was a proponent of the idea of "Greater Germany", and penned the unofficial anthem Deutschösterreich, du herrliches Land ("German Austria, you wonderful country").[25][26] Renner was born in southern Moravia, which was one of the lands claimed by German Austria, but instead given to the Czecho-Slovak Republic.