Historical clue formulations

• Strove — 2025-01-19
• Locked horns (with) — 2022-12-15
• Competed — 2020-05-17
• Competed — 2020-04-06
• Competed — 2017-08-07
• Went head to head — 2012-07-24
• Competed — 2010-11-14
• Competed — 2005-05-30
• Traded blows — 2004-10-24
• Got in the game — 2000-02-06
• Fought — 1998-11-06
• Strived (for) — 1998-08-24
• Strove (for) — 1997-11-27
• Competed — 1997-10-20
• Tried for a title — 1995-08-30