Historical clue formulations

• They may raise some people's spirits — 2007-12-21
• Mediums' meetings — 2007-10-29
• Soul-searching sessions? — 2005-10-28
• Gatherings where people hold hands — 2002-08-19
• Rap sessions? — 1999-05-16
• Occasions for holding hands — 1998-05-20
• Long-distance communications? — 1996-08-27