Historical clue formulations

• Cherokee and Cheyenne — 2025-09-28
• Apache and Sioux, for two — 2020-05-18
• Choctaw and Chickasaw — 2019-04-16
• Iroquois factions — 2012-12-09
• Alabama and others — 2009-11-21
• Chief concerns? — 2009-06-21
• Choctaw and Chickasaw — 2000-03-07
• Miami and others — 2000-01-09
• Twelvesome of Israel — 1996-07-11
• Clans — 1995-07-28