A History of Short Words

From the New York Times Crossword Puzzle

IOWA

Wed, 10 Nov '21
Johnny Carson's home state
Mon, 1 Nov '21
Hawkeye State
Tue, 5 Oct '21
State generating the highest percentage of its electricity by wind
Thu, 17 Jun '21
Top pork producer in the U.S.
Mon, 3 May '21
Its state fair is much visited by politicians
Sun, 7 Mar '21
___ Writers' Workshop
Wed, 24 Feb '21
Its state seal shows a steamboat on the Mississippi
Sun, 21 Feb '21
Geographical name that comes from the Sioux for "sleepy ones"
Wed, 3 Feb '21
Only state with a two-vowel postal code