Historical clue formulations

• Very involved (in) — 2026-06-28
• Embroiled (in) — 2023-01-06
• Heavily engaged (in) — 2021-11-13
• Mired (in) — 2020-10-08
• Embroiled (in) — 2016-08-28
• Substantially (in) — 2005-09-02
• Like snow after a blizzard, perhaps — 2004-08-23
• Into something quite a way — 2003-11-27
• Intensely engaged — 2003-06-07
• Mired — 2000-01-01
• Like awful mud — 1997-12-19