Historical clue formulations

• Sticks one's neck out, perhaps — 2023-10-07
• Comes to light — 2023-04-07
• Comes out of one's shell — 2020-02-21
• Comes to light — 2020-02-02
• Comes into view — 2019-12-08
• Comes out of hiding — 2016-06-20
• Pops up — 2016-05-20
• Becomes clear — 2012-03-25
• Surfaces — 2002-11-01
• Surfaces — 2001-02-23
• Is revealed — 1995-07-16
• Materializes — 1994-11-25
• Surfaces — 1994-10-12
• Comes out — 1994-04-26