Historical clue formulations

• Mary or Elizabeth — 2026-08-30
• One of Adolf Anderssen's sacrifices in the "Immortal Game" against Lionel Kieseritzky — 2026-01-25
• It may go across the board — 2025-02-15
• They have the Guinness distinction of Longest Running Fan Club for a Group — 2024-04-21
• Honorific given to 17-, 27-, 43- and 58-Across — 2021-11-08
• British rock band that gave an iconic performance at 25-Down — 2018-12-12
• "Bohemian Rhapsody" band — 2017-10-16
• Powerful board member — 2015-11-28
• Evil character in "Snow White" — 2014-03-03
• Elizabeth I or II — 2012-08-20
• Powerful chess piece — 2010-11-09
• Doyenne — 2009-07-16
• Powerful piece — 2008-08-15
• Powerful piece — 2008-01-25
• Ruler of a hive — 2003-07-09
• Hive's head — 2002-02-27
• Outcome of many a chess promotion — 2001-04-17
• It can move in any direction — 2000-09-06
• Pageant winner — 1999-02-01
• Fairy ___ — 1998-02-07
• Wicked "Snow White" figure — 1996-12-10
• Major force in chess — 1995-04-16
• "Alice in Wonderland" figure — 1994-04-15