Obama finally informed the American public on March 21, 2011 that the United States had attacked [[Libya]] two days earlier, on March 19, "to prevent a humanitarian catastrophe." The action is a clear violation of US law. US military force can only be used for [[national security]] and not humanitarian purposes. | Obama finally informed the American public on March 21, 2011 that the United States had attacked [[Libya]] two days earlier, on March 19, "to prevent a humanitarian catastrophe." The action is a clear violation of US law. US military force can only be used for [[national security]] and not humanitarian purposes. |