In April 2007, international NGOs launched the International Campaign for a United Nations Parliamentary Assembly, the principal current movement for the establishment of a UNPA. Its secretariat is led by Democracy Without Borders. Over 150 civil society groups and nearly 1,500 parliamentarians from all over the world are taking part in the Campaign. As of June 2017, CEUNPA's appeal was endorsed by thousands of signatories from over 150 countries, among them hundreds of parliamentarians, civil society leaders, leading academics and distinguished individuals such as former UN Secretary-General Boutros Boutros-Ghali, the President of the Pan-African Parliament, Gertrude Mongella, Academy Award winner Emma Thompson, SF-author Sir Arthur C. Clarke and Edgar Mitchell, former NASA astronaut and sixth human being to walk on the moon. On 25 September 2007, the statement by H.E. Mr. José Sócrates, Prime Minister of Portugal, on behalf of the European Union, at the United Nations 62nd Session of the General Assembly, General Debate, stated, "We remain committed to the reform of its main bodies in order to enhance the Organization's representativity, transparency and effectiveness." On 24 October 2007, the Pan African Parliament unanimously adopted a resolution calling for the establishment of a Parliamentary Assembly at the United Nations, noting, "in contrast to regional international bodies such as the African Union, the European Union, the Council of Europe, or Mercosur, the United Nations and its