Foreign relations of Libya under Muammar Gaddafi In response, Gaddafi removed all his money held in Swiss banks and asked the United Nations to vote to abolish Switzerland as a sovereign nation. In February 2009, Gaddafi was selected to be chairman of the African Union for one year. The same year, the United Kingdom and Libya signed a prisoner-exchange agreement and then Libya requested the transfer of the convicted Lockerbie bomber, who finally returned home in August 2009. On 23 September 2009, Colonel Gaddafi addressed the 64th session of the UN General Assembly in New York, his first visit to the United States. As of 25 October
Hans Köchler's Lockerbie trial observer mission of the doctrine of international law. In September 2008, following a meeting organised by the Lockerbie Justice Group at Greshornish House on the Isle of Skye, Köchler and Professor Robert Black called for a new public inquiry into the Lockerbie bombing. Köchler said:"Irrespective of the outcome of the current appeal, there should be a reinvestigation of the incident by the Scottish authorities. It is extremely frustrating that with regard to such an incident just one person has been presented as the culprit and no further questions asked. Only a child would believe such a story." During Köchler's visit to Scotland,