Historical clue formulations

• Where the 10 countries with the lowest median age are all located — 2023-12-27
• Kilimanjaro is its highest point — 2022-08-29
• Birthplace of Homo sapiens — 2021-08-04
• Where this puzzle's circled letters can be found — 2021-07-12
• "I bless the rains down in ___" (lyric from a 1983 #1 hit) — 2020-01-02
• It has a large horn — 2019-03-08
• "Out of ___" — 2013-03-13
• One of six areas on a Risk board — 2013-01-20
• One of the five Olympic rings — 2012-07-08
• Zimbabwe's continent — 2012-04-23
• Sahara's place — 2010-02-08
• Fugard's "My Children! My ___!" — 1998-11-27
• Where 26-Down is — 1998-09-29
• Where Caesar landed, 46 B.C. — 1998-02-19
• Kilimanjaro is there — 1997-01-18
• "Out of _____" — 1994-01-13