 He served three terms as Secretary-General of Interpol from 1985 until his retirement in 2001.He was elected in October 1985 at the 54th session of the General Assembly, Washington, D.C. and was re-elected in October 1990 at the 59th session of the General Assembly, Ottawa and again in October 1995 at the 64th session of the General Assembly, Beijing.He was a member of the International Contact Group working with the Basque separatist group ETA to establish contacts with France and Spain.