Historical clue formulations

• Dancer known for her execution — 2012-09-01
• Exotic dancer executed in 1917 — 2011-08-24
• Seductive W.W. I spy — 2009-10-13
• She was executed in 1917 — 2007-09-29
• 1932 Garbo title role — 2007-08-18
• Infamous W.W. I spy — 2003-03-03
• Infamous W.W. I name — 2002-10-02
• 1932 Greta Garbo role — 2001-04-28
• Infamous traitor — 2000-06-11
• 1932 title role for Greta Garbo — 2000-02-26
• W.W. I villain — 1995-12-16
• Alias of Margaretha Zeile — 1994-02-10