Historical clue formulations

• Famed Portuguese explorer — 2022-04-16
• Navigator who named Natal — 2013-03-08
• Early European visitor of India — 2012-07-15
• He was named viceroy of Portuguese India in 1524 — 2011-09-18
• He sighted and named Natal on Christmas Day of 1497 — 2009-08-28
• Explorer Vasco ___ — 2007-02-26
• Noted Portuguese navigator — 1996-10-26
• Explorer Vasco _____ — 1995-05-03
• Captain of the Sáo Gabriel — 1995-01-29