Historical clue formulations

• 18-wheeler — 2026-04-27
• Arrange, as a match's outcome — 2026-04-07
• 18-wheeler — 2026-03-09
• Fix — 2026-02-22
• Illegally interfere with, as an election — 2026-01-25
• Big truck — 2025-09-30
• Fix, as an outcome — 2025-05-19
• 18-wheeler — 2025-04-01
• Provide with equipment, with "out" — 2025-03-07
• Fix the wrong way? — 2025-01-16
• Oil-drilling apparatus — 2024-08-19
• Equip for sailing — 2024-03-05
• Fix — 2024-02-25
• See 30-Across — 2024-01-03
• Fix unfairly — 2023-11-09
• Oil-drilling structure — 2023-09-25
• Sailboat apparatus — 2023-09-20
• Carriage with its horse — 2023-03-17
• Fix — 2022-12-17
• Computer custom-built for playing games, in slang — 2022-09-09
• 18-wheeler — 2022-06-20
• Oil-drilling structure — 2021-12-14
• Semi — 2021-09-08
• Camera setup — 2021-07-24
• Outfit — 2021-07-18
• Oil field sight — 2021-01-31
• Fix — 2020-08-28
• Fix, as a contest — 2020-02-11
• Fix, as an election — 2019-12-23
• Oil installation — 2019-03-12
• Oil ___ (gulf sight) — 2018-09-10
• Fix, as an election — 2018-07-16
• Doctor or engineer — 2018-05-24
• Oil-drilling apparatus — 2018-03-05
• Fix — 2018-02-25
• Word after big or oil — 2018-02-18
• Fix, as an election — 2018-01-22
• Fix, as a race — 2017-12-19
• Carriage with its horse — 2017-08-10
• Fix, as an election — 2017-02-05
• 18-wheeler — 2017-02-02
• Oil-drilling apparatus — 2016-10-24
• Fix, as an election — 2016-08-15
• Roughneck's workplace — 2016-02-26
• Fix — 2015-12-03
• Oil driller's construction — 2015-07-01
• Drilling apparatus — 2015-05-20
• Fix, as an election — 2014-10-07
• Fix — 2014-09-17
• Wildcatter's investment — 2014-06-11