Historical clue formulations

• Feature of golf and rugby, but not gymnastics or luge? — 2025-01-22
• What gorillas have that giraffes lack? — 2022-11-13
• Grand opening? — 2021-08-01
• Big finish? — 2020-08-04
• Leader of Greece? — 2019-12-21
• What Germany's leader lacks? — 2014-12-11
• Start to grunt? — 2014-08-20
• What George lacks? — 2013-02-14
• Start to go? — 2012-08-10
• Grand entrance? — 2012-02-10
• Garage opener? — 2011-04-17
• What Greece has that Germany doesn't — 2010-02-26
• Head of government? — 2010-01-28
• What a gal has that a gent doesn't? — 2008-04-22
• Start to go? — 2003-02-19
• Feature of Greece but not Germany — 2001-11-14