Historical clue formulations

• ___ Bar, Ireland's oldest pub, dating to A.D. 900 — 2018-11-09
• Onetime Facebook president Parker and others — 2011-01-20
• Penn and others — 2009-06-04
• Singer Lennon and others — 2008-02-08
• Talk show host Hannity and others — 2004-02-08
• O'Casey and O'Kelly — 2003-11-09
• Lennon and others — 1999-12-30
• Singer Lennon and others — 1999-07-11
• Actress Young and others — 1997-10-05
• Penn and others — 1997-08-24
• Astin and Lennon — 1996-09-28
• Writer O'Faolain et al. — 1994-08-21