UN Secretary-General Ban Ki-moon and Afghan President Hamid Karzai co-chaired a high-level meeting on September 23 of key states whose support is needed to help bring peace and stability to Afghanistan. The 24 participants included the United States, Iran, Turkey and Pakistan. The meeting focused on how to promote security, good governance, the rule of law, human rights and economic and social development in Afghanistan, as well as how to fight international terrorism.