Historical clue formulations

• Language created in 1959 — 2015-11-28
• Computer language in Y2K news — 2009-05-27
• Cousin of Fortran — 2005-10-30
• Some programs are written in it — 2003-11-21
• Old programming language — 2003-01-12
• Early computer language — 2002-05-29
• Language linked to the Y2K problem — 2000-12-15
• Computer language — 1999-03-17
• Some computer programs are written in it — 1997-10-01