Historical clue formulations

• Copied — 2018-02-10
• Played charades — 2015-03-17
• Communicated without saying anything — 2013-03-22
• Acted out — 2009-08-29
• Played charades — 2001-04-10
• Worked in whiteface — 1995-12-15
• Copied — 1994-06-10