Historical clue formulations

• Spain and Portugal — 2025-01-22
• Airline based in Madrid — 2024-08-11
• European airline that was nationalized from 1944 to 2001 — 2024-02-16
• Peninsula south of the Pyrenees — 2023-11-01
• The Basques' peninsula — 2020-02-11
• It's SW of the Pyrenees — 2019-07-28
• Barcelona's peninsula — 2018-07-23
• Spanish airline — 2015-11-08
• Largest airline of Spain — 2014-10-22
• Madrid-Barajas Airport carrier — 2013-01-11
• Portugal's peninsula — 2011-03-07
• It's north of the Strait of Gibraltar — 2009-06-03
• It borders France — 2009-02-01
• European carrier — 2008-07-13
• Portugal's place — 2007-11-13
• Land south and west of the Pyrenees — 2005-02-02
• Portugal and Spain together — 2004-07-26
• Spain and Portugal — 2004-05-04
• Spain and Portugal — 2003-12-22
• Land on the Bay of Biscay — 2001-11-18
• James Michener opus — 2000-08-06
• James Michener narrative — 1999-10-10
• It's south of the Pyrenees — 1998-06-10
• Albéniz piano masterpiece — 1998-01-08
• Spain and Portugal — 1997-11-17
• Where the Tagus flows — 1997-08-03
• Locale of the Cantabrian Mountains — 1997-04-09
• European airline — 1997-02-23
• Region between Cape Roca and Cape Creus — 1996-11-01
• Spanish airline — 1996-07-29
• About 5% of Europe — 1995-12-03
• Isaac Albéniz composition — 1995-08-25
• Spain's peninsula — 1994-10-10
• European airline — 1994-10-02
• Where Spain and Portugal are — 1994-07-11
• Airline to Spain — 1994-06-20
• Spain's locale — 1994-05-30
• Portugal and its neighbor — 1994-03-29