Historical clue formulations

• First word when thanking Mr. Roboto — 2024-04-28
• "___ arigato, Mr. Roboto" — 2020-06-17
• Major-___ — 2017-12-06
• Major-___ — 2015-12-27
• "___ arigato" — 2015-12-26
• "___ arigato, Mr. Roboto" — 2013-11-12
• Major-___ (bigwig) — 2005-02-14
• Major-___ — 2002-04-06
• Spanish building topper — 2001-04-25
• Major-___ — 2001-04-12
• Major ending — 1995-07-14