Historical clue formulations

• Muddies up — 2025-11-10
• Disturbs — 2024-04-20
• Stirs up — 2021-10-24
• Churns up — 2018-07-22
• Is turbulent — 2015-07-31
• Stirs up — 2013-12-31
• Agitates — 2013-12-13
• Shakes up — 2013-02-10
• Muddies — 2011-06-28
• Stirs up — 2010-05-19
• Stirs — 2010-01-19
• Muddies up — 2010-01-08
• Agitates — 2008-12-31
• Shakes up — 2004-09-22
• Stirs — 2002-09-29
• Muddies — 2001-08-22
• Disquiets — 2001-02-04
• Disquiets — 1999-04-18
• Muddies the water — 1993-12-28