Historical clue formulations

• Relentless go-getters — 2022-04-03
• Bruins : U.C.L.A. :: ___ : Princeton — 2021-06-22
• See 38-Across — 2020-10-17
• Aggressive types — 2018-06-03
• Real go-getters — 2015-08-13
• "Save the ___" (conservationists' catchphrase) — 2012-02-18
• Go-getters — 2006-03-07
• Comerica Park team — 2005-09-11
• Go-getters — 2003-12-07
• Princeton team — 2001-07-10
• 1984 World Series champs — 1997-06-24
• 1984 World Series champs — 1996-05-05
• Detroit nine — 1996-03-26