Historical clue formulations

• ___ Annan, former U.N. secretary general — 2026-05-08
• Actor Siriboe of "Queen Sugar" — 2022-11-12
• First name in U.N. diplomacy — 2021-12-17
• Former U.N. secretary general ___ Annan — 2016-10-05
• Annan of the U.N. — 2016-08-07
• First name at the U.N., once — 2014-09-06
• Diplomat Annan — 2013-05-02
• Diplomat Annan — 2011-03-28
• First name in international diplomacy — 2010-01-22
• First name in diplomacy — 2004-01-09
• The U.N.'s ___ Annan — 2003-09-08
• With 74-Across, U.N. chief Annan — 2002-05-26
• Boutros's successor — 2001-07-07