Historical clue formulations

• Classic song that begins "And now the end is near" — 2018-05-18
• Sinatra standard — 2013-03-20
• Classic song that begins "And now the end is near" — 2011-06-05
• Ol' Blue Eyes classic — 2008-07-23
• Sinatra classic — 2000-08-01
• Sinatra standard — 1995-01-17