Historical clue formulations

• Firebird maker — 2024-02-28
• Ottawa leader — 2022-03-19
• General Motors division until 2010 — 2020-11-29
• Ottawa chief who shares his name with an automobile — 2020-04-21
• Bonneville maker — 2005-12-06
• Noted Ottawa chief — 2002-07-14
• Ottawa war leader, 1763-65 — 2000-06-22
• Ottawa chief — 1994-05-15