Kofi Annan elected one U.N. Secretary-General in October 2006 . Ban has pushed Darfur on peacekeepers in South Korea 's and focused on climate change . Ban was Ban was South Korea 's Foreign Minister from October 2006 . His tenure included postings in New Delhi , Washington D.C. and Vienna , while he was responsible for a variety of portfolios such as Foreign Policy Advisor to the President , Chief National Security Adviser to the President , Deputy Minister for Policy Planning and Director-General of American Affairs . He has long been actively involved in issues relating to inter-Korean relations .
Kofi Annan elected one U.N. Secretary-General in October 2006 . Ban has pushed Darfur on peacekeepers in South Korea 's and focused on climate change . Ban was Ban was South Korea 's Foreign Minister from October 2006 . He has long been actively involved in issues relating to inter-Korean relations .