Historical clue formulations

• No longer valid — 2024-03-25
• Empty space — 2023-04-26
• Nullify — 2023-01-17
• Like a canceled check — 2022-12-19
• Emptiness — 2022-01-10
• Most of outer space — 2021-07-06
• Invalidate — 2017-06-04
• Whole lot of nothing — 2015-05-08
• Like a redeemed coupon — 2014-09-04
• Word written across a bad check — 2012-12-09
• There's nothing in it — 2012-10-26
• Nothingness — 2011-12-22
• Null and ___ — 2010-01-11
• Invalidate, as a check — 2009-12-28
• Tear up, so to speak — 2009-06-24
• Emptiness — 2006-12-25
• Cancel — 2006-11-18
• Make invalid — 2004-12-01
• Not binding — 2004-06-13
• Empty space — 2004-04-26
• Set aside — 2002-06-08
• Deep space, for the most part — 2002-06-06
• No longer valid — 2001-10-23
• Vast emptiness — 2000-02-14
• Word on a sample check — 1999-08-31
• Not legally binding — 1999-01-13
• Empty — 1998-09-23
• Empty — 1997-07-21
• Out of cards in a suit — 1997-03-27
• Inoperative — 1994-06-05