Historical clue formulations

• One of the Leeward Islands in the Caribbean — 2026-02-16
• Island in the West Indies — 2019-03-01
• Island on which Mount Obama is the highest point — 2017-11-04
• Barbuda's island partner — 2011-12-14
• St. John's is its capital — 2011-06-25
• One of the Leeward Islands — 2009-03-25
• West Indies island — 2005-10-01
• Its leading city is St. John's — 2002-08-24
• Island Columbus reached in 1493 — 1998-07-10
• 1493 Columbus landing site — 1997-03-16
• One of the Leeward Islands — 1996-12-29
• Columbus discovery of 1493 — 1996-10-26