Historical clue formulations

• Help settle — 2022-11-19
• Help to settle — 2020-08-30
• Do some work between parties — 2013-09-21
• Talk to two 2-Down, say — 2009-06-27
• Help settle — 2004-12-07
• Help settle — 2004-01-16
• Umpire — 2001-06-29
• Referee — 1998-12-05
• Make peace — 1995-10-21
• Settle — 1994-05-08
• Reconcile — 1994-03-27