A History of Short Words

From the New York Times Crossword Puzzle

THEEU

Mon, 9 Sep '24
From which Britain "Brexited," for short
Thu, 23 May '24
Western bloc since '93
Sun, 30 Jul '23
What was exited during Brexit
Wed, 21 Jun '23
Grp. with a 12-star flag
Tue, 23 Aug '22
Bloc that no longer includes Great Britain, for short
Thu, 9 Jun '22
What Britain left in 2020, in brief
Thu, 21 Apr '22
Grp. established by 1992's Maastricht Treaty