Historical clue formulations

• Choctaw word for "people," as seen in a U.S. state name — 2023-07-30
• Home of Broken Arrow and Broken Bow: Abbr. — 2015-06-14
• Locale of Ada and Enid: Abbr. — 2015-06-07
• Where I-35 and I-40 meet: Abbr. — 2015-05-17
• Stillwater's home: Abbr. — 2014-12-21
• Tex. neighbor — 2012-10-14
• It's between Kan. and Tex. — 2012-06-27
• Tulsa's home: Abbr. — 2012-05-07
• The redbud is one of its symbols: Abbr. — 2011-02-12
• State with a panhandle: Abbr. — 2010-06-21
• The redbud is one of its symbols: Abbr. — 2009-11-28
• State with a panhandle: Abbr. — 2008-03-18
• Neighbor of Kan. — 2008-01-22
• Tulsa's locale: Abbr. — 2005-12-07
• Joad family's home state: Abbr. — 2005-01-04
• Home of 3-Down: Abbr. — 2004-06-27
• Kans. neighbor — 2001-02-22
• Kan. borderer — 2000-02-20
• Bartlesville's home: Abbr. — 1999-07-20
• Tex. neighbor — 1999-01-18
• Kan. neighbor — 1998-06-10
• Where Tulsa is: Abbr. — 1998-04-21
• Tex. neighbor — 1998-02-08
• Neighbor of Kan. — 1997-03-04
• Where Ron Howard was born: Abbr. — 1997-01-23
• Panhandler's home?: Abbr. — 1996-06-06
• It's west of Ark. — 1996-05-06
• Kan. neighbor — 1996-04-10
• It's west of Ark. — 1995-03-07
• Neighbor of Ark. — 1994-05-16