Historical clue formulations

• Put off guard — 2016-10-15
• Soothed — 2016-02-17
• Pacified — 2014-06-30
• Pacified — 2013-10-06
• Put to sleep — 2001-08-08
• Put off guard — 1999-07-25
• Quieted — 1997-01-07
• Made quiet — 1995-09-29