Historical clue formulations

• Dash — 2026-06-05
• It's done in the short run — 2023-09-05
• T-Mobile acquisition of 2020 — 2021-08-03
• Telecommunications giant that merged with T-Mobile in 2020 — 2021-04-27
• Dash — 2020-02-21
• Verizon competitor — 2013-09-29
• Dash — 2012-10-27
• Short dash — 2006-04-09
• Go all-out — 2005-07-28
• 100-meter race — 1999-12-05
• Track event — 1999-04-16
• AT&T rival — 1995-05-06