Historical clue formulations

• Region that includes parts of Greenland and Norway — 2025-03-18
• Word with circle or seal — 2023-07-28
• Frigid — 2014-01-24
• Frigid — 2012-03-11
• Bitterly cold — 2011-10-02
• Frigid — 2007-01-07
• Frigid — 2006-10-31
• Colder than cold — 2001-11-19
• Extremely cold — 2000-07-17
• Frigid — 1998-08-31
• Polar bear's domain — 1998-01-22
• Eskimo region — 1995-07-11