Home Home About Us Leadership Key Topics Remarks and Releases Reports Events Careers in IOs Contact Us HomeBureaus & Offices > Under Secretary for Political Affairs ...Bureau of International Organization Affairs hide Bureau of International Organization Affairs Subscribe Our Mission The Bureau of International Organization Affairs (IO), with its seven diplomatic missions (Geneva, Montreal, Nairobi, New York, Paris, Rome, and Vienna), develops and implements U.S. policy at the United Nations and in a wide range of other multilateral organizations. IO’s mission statement is to employ multilateral diplomacy as a tool for advancing U.S. interests through a more effective and efficient UN and multilateral system. The Bureau advances the President’s vision of strong, sustained U.S. leadership at the UN and in other multilateral venues to advance America’s national interests, protect the American people, promote American prosperity and values, and drive reforms necessary to ensure the continuing utility of international organizations. Assistant Secretary Michele J. Sison Follow Us: Twitter YouTube The Latest January 17, 2024 Assistant Secretary Michele J. Sison Attends Francophonie Organization Meeting Assistant Secretary of State for International Organization Affairs Ambassador Michele J. Sison will travel January 18-19 to Paris, France to lead the U.S. delegation at the Organisation Internationale de la Francophonie (OIF) meeting on Haiti. Assistant Secretary Sison will serve as a panelist alongside the Special Representative of the Secretary General for the United Nations […] March 7, 2024 Secretary Antony J. Blinken Receives Sweden’s NATO Instruments of Accession Before Meeting with Swedish Prime Minister Ulf Kristersson March 5, 2024 Assistant Secretary of State for International Organization Affairs Sison’s Travel to Iowa February 15, 2024 Junior Professional Officer – Associate Officer, Multiple Locations See All