Historical clue formulations

• Ultimate ___ (team sport) — 2026-09-15
• Ultimate necessity — 2016-09-02
• Flying saucer — 2015-09-17
• Toy loved by dogs — 2005-01-17
• Dog's catch, perhaps — 2004-02-08
• Floppy disk? — 2001-02-07
• Invention spawned by a pie tin — 2000-10-04
• Park toy — 1998-08-09
• FLOPPY DISK — 1997-06-29