Historical clue formulations

• Peace marches — 2018-10-28
• Hunky-dory — 2017-07-11
• Three ... — 2007-09-04
• Two for dessert? — 2002-06-17
• Very pleasant — 2001-11-03
• Beautifully clear — 2001-08-04
• Rosy, as a complexion — 1999-09-13