Historical clue formulations

• Neighbor of Ont. — 2025-12-17
• "Huh?," in Honduras — 2025-09-14
• "___ pasa?" — 2024-02-09
• What's what in Oaxaca — 2024-02-04
• "____ pasa?" — 2023-02-14
• "Por ___?" — 2021-10-23
• "___ rico!" ("Delicious!": Sp.) — 2021-01-01
• "What?," in Oaxaca — 2020-11-09
• Home of Montreal: Abbr. — 2020-03-23
• Spanish interrogative — 2019-09-07
• "___ pasa?" — 2017-11-12
• "___ linda!" ("How pretty!," in Spanish) — 2016-09-25
• "___ pasa?" — 2016-09-05
• What's what south of the border? — 2015-07-11
• Where the Saguenay R. flows — 2015-03-07
• Neighbor of Vt. — 2013-09-08
• "___ pasa?" — 2012-04-23
• Lab. neighbor — 2011-10-21
• Canadian prov. — 2011-07-14
• Juan's "what" — 2010-12-15
• 36-Across neighbor — 2010-09-17
• Its flag has four fleurs-de-lis: Abbr. — 2009-11-14
• Lab. neighbor — 2006-10-27
• "___ pasa?" — 2004-11-07
• With 39-Across, a common greeting — 2003-12-18
• N.Y. neighbor — 2003-07-10
• Neighbor of N.Y. — 2003-06-04
• Can. province — 2002-10-01
• "____ Sera, Sera" — 2002-01-21
• Neighbor of N.Y. — 2001-09-28
• What's what in Mexico — 2001-09-09
• What's what in Spain — 2001-01-23
• "___ pasa?" — 2001-01-22
• What, in Oaxaca — 2000-11-29
• What's what in Spain — 1999-08-08
• "___ hora es?" — 1997-10-19
• "___ Sera, Sera" — 1997-07-01
• Whom: Fr. — 1994-09-18
• N.H.-Vt. neighbor — 1994-09-09
• Neighbor of Ont. — 1994-07-12
• Canadian prov. — 1994-03-04