Historical clue formulations

• Mongolian for "hero" — 2016-04-09
• Ulan ___, Mongolia — 2012-10-30
• Mongolian for "hero" — 2011-09-10
• Mongolian for "hero" — 2009-04-11
• Part of an Asian capital's name — 2003-03-15
• Ulan ___, Mongolia — 2002-11-05
• Ulan ___ — 2002-09-29
• Half of an Asian capital? — 2001-06-30
• Ulan ___, Mongolia — 1996-12-30
• Ulan ___ — 1996-11-20
• Ulan ____ — 1995-08-09
• See 21-Down — 1994-03-12