Historical clue formulations

• Down state — 2025-06-26
• Melancholy feeling — 2024-07-15
• Blue character in Pixar's "Inside Out" — 2024-04-19
• Blue state — 2016-08-07
• Melancholy — 2014-04-06
• Depression — 2011-12-09
• Melancholy — 2009-10-01
• Melancholy — 2005-12-29
• Gloom — 2004-10-22
• The blues — 2001-05-04
• Gloom — 2000-06-22
• Woe — 1994-07-17