Historical clue formulations

• Plains people — 2022-07-06
• Cheyenne allies — 2021-06-17
• Wind River tribe — 2018-09-28
• Cheyenne ally — 2018-02-08
• Great Plains Indian — 2015-07-26
• Buffalo hunters, once — 2014-10-09
• Wyoming people — 2014-06-15
• Fox relative — 2013-09-20
• Wind River Reservation native — 2013-08-10
• Rocky Mountain tribe — 2013-06-16
• Tribe whose name means "those with many tattoos" — 2013-02-02
• Allies of the Cheyenne — 2012-11-14
• Wyoming tribe — 2012-06-28
• Foe of the Pawnee — 2011-10-09
• Some buffalo hunters of old — 2010-04-08
• Fox's cousin — 2008-09-06
• Great Plains tribe — 2005-01-02
• Algonquian Indian — 2003-04-23
• Fox relative — 1999-10-17
• Oklahoma Indian — 1997-11-12
• Old-time buffalo hunter — 1997-10-10
• Plains native — 1997-01-24
• Wyoming Indian — 1996-07-15
• Some Oklahomans — 1995-10-08
• Cheyenne ally of old — 1994-04-23