Historical clue formulations

• In on — 2022-05-08
• Seeing right through — 2016-08-20
• Not tricked by — 2016-08-03
• Hardly ignorant of — 2010-02-05
• Not fooled by — 2008-11-17
• Not fooled by — 2006-01-29
• Informed about — 2003-03-02
• Aware of, slangily — 1999-12-19
• Knowing about — 1999-07-10
• Aware of — 1995-06-25