On March 21, 2011, President Obama announced that U.S. military forces had commenced operations in Libya two days earlier on March 19 "to prevent a humanitarian catastrophe" citing UN Resolutions as the authority to do so. However, the Charter of the [[United Nations]], in Article 2(4), prohibits the “threat or use of force against the territorial integrity or political independence” of a member state under most circumstances, and many practitioners and observers have wondered whether the establishment of a no-fly zone would constitute a violation of this prohibition. The Congressional Research Services advised if a no-fly zone were to be imposed against a state that has not carried out an armed attack against its neighbors, that state may consider the imposition of a no-fly zone as an “armed attack.” CRS warned that even if the no-fly zone operations in a given state do not constitute an “armed attack", | On March 21, 2011, President Obama announced that U.S. military forces had commenced operations in Libya two days earlier on March 19 "to prevent a humanitarian catastrophe" citing UN Resolutions as the authority to do so. However, the Charter of the [[United Nations]], in Article 2(4), prohibits the “threat or use of force against the territorial integrity or political independence” of a member state under most circumstances, and many practitioners and observers have wondered whether the establishment of a no-fly zone would constitute a violation of this prohibition. The Congressional Research Services advised if a no-fly zone were to be imposed against a state that has not carried out an armed attack against its neighbors, that state may consider the imposition of a no-fly zone as an “armed attack.” CRS warned that even if the no-fly zone operations in a given state do not constitute an “armed attack", |