Historical clue formulations

• As a unit — 2023-02-09
• In a relationship — 2021-12-01
• With it — 2014-10-28
• See 120-Across — 2011-01-16
• *See 4-Down — 2007-02-01
• End of the comment — 2003-01-01
• As a unit — 1994-10-21