Historical clue formulations

• Cut off — 2023-03-11
• Cut off — 2016-03-06
• Devoid of wool, now — 2014-07-23
• Unlocked? — 2012-05-19
• Lacking a coat, maybe — 2012-01-01
• Unlocked? — 2011-08-21
• Lacking its wool coat, as a sheep — 2009-10-19
• Cut off — 2007-02-18
• Cut off — 2005-08-12
• Hairless, now — 2001-11-21
• Less woolly, perhaps — 2001-05-24
• Like Samson, once — 1994-07-04