Historical clue formulations

• Has no choice — 2026-08-17
• It's not optional — 2026-01-25
• Essential — 2025-05-16
• Freshly pressed grapes before fermentation — 2024-10-26
• Sine qua non — 2021-07-10
• Requirement — 2021-03-21
• "Everything ___ go!" — 2020-07-07
• "You ___ be kidding!" — 2020-05-25
• It's compulsory — 2018-05-30
• Evidence of disuse — 2017-10-27
• Can't-miss event — 2011-07-26
• Has to — 2010-10-19
• Event not to be missed — 2010-03-15
• Essential — 2006-10-18
• Be compelled to — 2006-08-07
• Have to — 2005-08-25
• Has to — 2003-10-27
• Moldiness — 1996-07-23
• New wine — 1996-07-14
• Essential — 1996-05-16
• Nonnegotiable item — 1996-04-20