Historical clue formulations

• Fanatical groups — 2026-04-02
• Radical religious groups — 2025-10-21
• Zealous sects — 2024-10-05
• Extremist sects — 2024-01-10
• Fanatical groups — 2019-12-10
• Niche religions — 2016-10-29
• Some worship groups — 2015-01-15
• Serious fan groups — 2003-07-27
• Followings — 1999-02-14