Historical clue formulations

• Fills in for — 2024-12-08
• Serves the purpose of — 2021-08-13
• Substitutes for — 2019-03-05
• Fills in for — 2018-04-25
• Impersonates — 2015-04-01
• Substitutes for — 2012-09-13
• Is temporarily — 2008-04-25
• Pretends to be — 2006-07-24
• Plays the role of — 2004-02-17
• Represents — 2003-10-29
• Represents — 2000-09-30