Historical clue formulations

• Country that forms a tripoint border with Niger and Nigeria — 2026-06-11
• Land with two official languages — French and Arabic — 2025-09-12
• Actor ___ Michael Murray of "One Tree Hill" — 2024-11-12
• Home to N'Djamena — 2024-11-01
• Lake ___, body of water spanning four African countries — 2024-10-12
• Landlocked African country — 2024-06-30
• Landlocked African country — 2023-08-09
• Its capital is Ndjamena — 2023-06-18
• Country east of Niger — 2022-12-12
• Neighbor of Sudan — 2022-06-01
• Country whose official languages are French and Arabic — 2022-05-13
• Landlocked African country — 2022-02-24
• Lake ___, where the Chari River empties — 2021-09-11
• Land south of Libya — 2021-02-09
• Land between Nigeria and Sudan — 2019-12-17
• Ballot hanger — 2018-02-25
• Neighbor of Sudan — 2017-12-17
• African land whose capital is N'Djamena — 2016-11-02
• See 45-Across — 2016-04-18
• Fallout from the 2000 election? — 2016-02-28
• Country between Sudan and Niger — 2016-01-26
• Something left hanging in an election? — 2016-01-06
• Neighbor of Niger — 2015-02-23
• Waste of a vote? — 2014-10-18
• Landlocked African land — 2013-03-06
• Africa's Lake ___, body of water in four countries — 2012-01-26
• One may be left hanging — 2011-05-12
• 2000 election scrap — 2011-01-26
• Paper ballot punch-out — 2010-02-15
• Central Africa's Lake ___ — 2008-08-28
• Punched-out part of a paper ballot — 2008-03-31
• One left hanging after an election? — 2007-05-03
• Famed political hanger-on — 2005-08-14
• Neighbor of Niger — 2004-12-27
• Something that shouldn't be left hanging — 2004-08-17
• Election hanger-on? — 2004-06-30
• Neighbor of Niger — 2003-10-07
• One that's punched out — 2003-08-30
• Part of a punch ballot — 2003-07-23
• Hanger-on at the polls? — 2002-12-21
• It may have a dimple — 2002-01-30
• Punch card fallout — 2001-10-09
• Data card debris — 2001-09-27
• Voting booth hanger-on? — 2001-07-15
• Something on which an election hangs? — 2000-12-04
• Its capital is N'Djamena — 2000-02-24
• Neighbor of Cameroon — 1999-06-15
• McQueen of movies — 1999-04-17
• Neighbor of Sudan — 1999-02-18
• Neighbor of Libya — 1998-07-07