Rubuta ci gaba don wannan sakin layi - A watan Maris na 2011, Niebel ya haifar da tashin hankali na diflomasiyya lokacin da ya zargi Majalisar Dinkin Duniya da goyon bayan soja
aiki a Libya na munafunci. Ya yi jayayya cewa "abin lura ne cewa daidai wadancan kasashe wadanda suke jefa bama-bamai a Libya suna ci gaba da janye mai daga Libya". Ya kuma soki gwamnatin Faransa ta shugaba Nicolas Sarkozy saboda rashin tuntuba da Catherine Ashton, shugabar manufofin kasashen waje na EU, don "rashin daidaitawa".