But see René FiedlerBundesverfassungsgericht und Völkerrecht: Völkerrechtsverfehlungen des Bundesverfassungsgerichts und ihre Auswirkungen auf staats- und völkerrechtlicher EbeneNomos2010 pp. 45–114who identifies problematic cases in this regard but concludes ibid. p. 321 that eventual violations were limited to in his view faulty reasoning. Alas this is in the eye of the beholder. In addition the Court is not always in a position to accord German legislation with its international obligations. At times it has to leave this to the legislature.