Historical clue formulations

• Leader of the pack — 2026-02-22
• See 41-Across — 2025-11-08
• Early phase of software development — 2024-12-29
• Dominant wolf in a pack — 2024-07-23
• Leader of Argos? — 2024-01-03
• #1 — 2023-08-12
• ___ Centauri — 2023-07-30
• Dominant — 2023-03-10
• Tending to dominate — 2022-09-16
• Greek letter (definitely not the last one) — 2022-08-25
• First Greek letter — 2022-07-25
• A as in Agamemnon — 2022-07-03
• Top dog — 2022-05-25
• Early software version — 2022-05-21
• Leading character — 2021-09-18
• First of a series — 2021-05-29
• Pack leader — 2021-05-18
• ___ wolf (pack leader) — 2021-03-09
• Silverback gorilla, e.g. — 2020-08-09
• ___ : first :: omega : last — 2020-05-25
• Socially dominant — 2020-05-13
• #1 of 24 — 2020-05-07
• ___ dog — 2020-02-20
• Letter before beta — 2020-01-13
• Top dog — 2019-09-11
• Leader of Athens? — 2019-08-06
• Series opener — 2019-04-05
• ___ male — 2019-02-20
• Leader of the pack — 2018-12-10
• Top dog — 2018-03-07
• A, as in Aristotle — 2017-10-23
• Start or end of the Greek spelling of "Athena" — 2017-09-18
• Leading man? — 2017-05-11
• Leader of the pack — 2017-01-12
• Omega's opposite, alphabetically — 2016-12-12
• Head dog — 2015-09-24
• "A" as in Athens — 2015-04-13
• Beta preceder — 2015-01-12
• Angular acceleration symbol — 2015-01-09
• Leader of the pack — 2014-03-02
• Dominant — 2013-11-10
• Greek vowel — 2013-03-24
• Leader of the pack — 2012-10-12
• With 11-Down, leaders — 2011-07-17
• Series opener — 2010-12-17
• Leader of the pack — 2009-07-23
• Greek leader? — 2009-07-01
• Leader of the pack — 2009-03-18
• A — 2009-01-04
• Beta preceder — 2008-10-13