A History of Short Words

From the New York Times Crossword Puzzle

ACLU

Sun, 12 Dec '21
"Because freedom can't protect itself" org.
Sun, 5 Dec '21
Org. involved in the Scopes Monkey Trial
Fri, 1 Oct '21
Org. with a list of Supreme Court cases on its website
Tue, 19 Jan '21
Rights org.