Historical clue formulations

• Overseas land measure — 2022-03-27
• Unit of land that anagrams, coincidentally, to THE ACRE — 2020-06-08
• Property unit — 2015-04-05
• About 2 1/2 acres — 2014-12-14
• 100 meters x 100 meters — 2014-12-02
• Land measure — 2004-05-30
• Big tract — 2003-11-29
• Sizable amount of land — 1997-01-04
• European farm unit — 1996-06-29
• 10,000 square meters — 1995-02-16
• 2.471 acres — 1994-10-29