Historical clue formulations

• Navy captain's favorite Beatles song? — 2015-04-13
• Beatles movie — 2007-01-15
• Beatles hit sung by Ringo — 1999-09-07
• Beatles transport — 1999-03-22
• Blue Meanies musical — 1998-03-05
• 1960's movie or song — 1995-08-10
• Chicken sandwich? — 1994-07-28