be withheld if the repression orchestrated by the Ngôs continued, Madame Nhu denounced it as blackmail. Nhu and Diệm, fearing a cut in aid, sent Madame Nhu to the United States on a speaking tour. She departed South Vietnam on 9 September 1963 in an expedition that brought widespread international scorn to her family's regime. She had predicted "a triumphant lecture tour". She left on 17 September for the Inter-Parliamentary Union meeting in Yugoslavia, followed by a trip to Italy and possibly to the United States, where she had an invitation to speak before the Overseas Press Club of New York. Madame Nhu's comments were such that President John F. Kennedy became personally concerned. He asked his advisers to find means of having Diệm gag her. McGeorge Bundy thought her comments were so damaging that it would only be acceptable for Ngô Đình Diệm to remain in power if she were out of the picture. The National Security Council deemed her a threat to U.S. security, and told the then United States Ambassador to South Vietnam, Henry Cabot Lodge Jr. to seek her permanent removal from South Vietnam. There was also speculation that she could turn up at the United Nations in New York and embarrass South Vietnam and the U.S. Bundy said in a meeting that "this was the first time the world had been faced with collective madness in a ruling family since the days of the czars" and her comments provoked much debate on how to get Diệm to silence her. In Madame Nhu's first destination, Belgrade, she said in an interview that "President Kennedy is a politician, and when he hears a loud opinion speaking in a certain way, he tries to appease it somehow", referring to the opposition to her family's rule. She continued: "if that opinion is misinformed, the solution is not to bow to it, but the solution should be to inform." The issue resulted in an awkward confrontation when U.S. Defense Secretary Robert McNamara and the Chairman of the Joint Chiefs of Staff, General Maxwell Taylor, traveled to Vietnam for a fact-finding mission known as the McNamara–Taylor mission about the progress of the war. One of the purposes of the mission was to achieve, in the words of President Kennedy, "a visible reduction in influence of Nhus, who are symbol to disaffected of all that they dislike in GVN [Government of (South)