Historical clue formulations

• Hurricane that was the subject of 2006's "When the Levees Broke" — 2020-12-07
• Subject of the 2006 documentary "When the Levees Broke" — 2020-02-23
• Subject of the 2006 documentary "When the Levees Broke" — 2018-05-20
• Devastating name in 2005 news — 2016-02-18
• Subject of Spike Lee's "When the Levees Broke" — 2014-06-06
• "The Legend of Sleepy Hollow" maiden — 2005-02-19
• Pop music's ___ and the Waves — 2001-05-27