Historical clue formulations

• Ends — 2022-12-16
• Finishes — 2019-10-20
• Stops — 2017-10-02
• Ends — 2017-05-07
• Stops — 2016-12-11
• Puts an end to — 2008-12-15
• Breaks off — 2004-06-27
• Lays off — 2002-09-26
• Ends — 2001-03-04
• Discontinues — 1998-03-15
• Stops — 1998-02-03
• Ends — 1997-05-25
• Desists — 1996-01-11