Historical clue formulations

• Seventh-century year — 2007-11-17
• Seventh-century year — 2007-08-23
• Mid-seventh century date — 2006-01-29
• Mid-seventh-century year — 2005-08-10
• Mid seventh-century year — 2005-01-19
• 650, Roman-style — 2002-02-26
• Roman 650 — 2001-12-04
• Year in Martin I's papacy — 2000-01-16
• Seventh-century date — 1999-12-26
• Year in St. Martin's papacy — 1999-01-01
• Seventh-century date — 1996-08-25
• M - CCCL — 1995-12-27