U.S. Secretary of State Hillary Clinton will lead U.S. delegation at OSCE Summit in Astana, December 1-2, U.S. Assistant Secretary for South and Central Asian Affairs Robert Blake stated at the hearings in the House of Representatives of U.S. Congress, ITAR-TASS reports.

OSCE Summit will be held in Astana, Kazakhstan, on December1-2. According to Kazakh Foreign Ministry, 61 countries confirmed their participation in the summit.