Historical clue formulations

• Backstabbers — 2026-05-01
• They're not to be trusted — 2022-01-09
• Indiana Jones phobia — 2017-12-28
• Winds — 2007-06-17
• Pit dwellers — 2001-12-10
• - — 2000-06-07
• Plumber's tools — 1998-04-06