Complex sentence: He was never incriminated as a Nazi himself, although holding far-right political beliefs, and contributed to the sovereignty movement the West Germany and was ulimately involved in shaping the internal market of the original European Union member nations.
Split into simpler sentences: He was never incriminated as a Nazi himself, although holding far-right political beliefs. Toepfer contributed to the sovereignty movement in West Germany and was ulimately involved in shaping the internal market of the original European Union member nations.