A Thesis in American History

Why We Buy

Advertisement & Consumerism During the Roaring Twenties

Ruike (Vincent) Liu AP United States History April 2026
Begin
I

The Land of Desire

The Roaring Twenties remade America — its cars, its music, its movies, its idea of pleasure. Henry Ford's assembly line and the new gospel of buying-on-credit put automobiles, telephones, and appliances into ordinary homes. Americans turned, as one historian put it, inward.

As historian Lawrence Glickman observed, Americans began “enjoying the private pleasures” of the era, cultivating an image of “indifference or cynicism to the well-being of the public sphere.” William Leach gave the decade its truest name: the United States had become the land of desire.

The land of desire.
William Leach, on America in the 1920s

People craved goods, and producers raced to satisfy that craving. But beyond cheaper cars and easier credit, one force pushed consumer culture to a height it had never known — a revolution in the art of advertising. This is the story of how selling changed: from announcing what a product did, to whispering who you might become.

II

The Engines of Consumption

First, the machinery had to fall into place.

Henry Ford, the apostle of mass production, broke the automobile into stations along a moving line — each department building one part, the whole assembled at the end. Output soared as prices fell, until even working-class families bought Fords by the thousand.

Automobiles produced 0 1919–20 → 1920–21, as prices kept falling
Tractors produced 0 More than doubled in a single year
Personal savings rate 0% 1898–1916 → 1922–1929 — the will to save, falling

Installment credit did the rest. Where families once saved for years, a down payment now unlocked the purchase. Crucially, by the mid-1920s, buying on credit had ceased to feel sinful — a quiet moral revolution. The nation's savings drained into its driveways.

III

The Age of Thrift

Before desire, there was discipline.

To understand how radical the change was, remember what came before it. Thrift was not merely a habit in pre-1920s America — it was a civic virtue, taught in classrooms and printed on government posters.

From Massachusetts in 1911 onward, “thrift education” became a curriculum requirement in state after state. Schools opened savings banks not for convenience but, in the words of one program, as “a developer of character.” And the children answered.

28,000 student depositors, 1891
0 student depositors, 1915

More than fourteenfold in twenty-four years

The Great War only deepened the creed. The U.S. Food Administration printed posters ordering citizens to “waste nothing.” A 1918 pamphlet, The Patriotism of Saving, condemned waste as “the selfish destruction by one of things which many need.” To save was patriotic. To spend was suspect.

And the advertisements of that earlier world sold exactly what you would expect: usefulness. Efficiency. Simplicity. Cleanliness. The product's job was to work — and the ad's job was to prove it.

Victory Gearless

“Mr. Farmer,
Time is Money.”

Cream separated faster — efficiency as the whole pitch.

Cream Separator1913
Kodak Film Tank

“Simple, easy, and understandable.”

No dark room, no skill — develop photographs in your own room.

Hoard's DairymanAug 1913
Bissell Carpet Sweeper

“Woman's Hardest Task Is Sweeping with a Corn Broom.”

Labor-saving, time-saving, and it confined “dust and dangerous germs.”

Ladies' Home Journal1908

Three ads, one argument: here is what it does for you.

THRIFT
DESIRE

Then advertising discovered the mind.

0 act of reason for every 0 acts of emotion

— a contemporary advertising agency, on how people really decide

Advertisers in the 1920s grasped what their predecessors had missed: choice is emotional, often irrational. The trade abandoned what historian Roland Marchand called the “factory viewpoint” — the catalogue of what a product did — and turned instead toward “the mental processes of the consumer.”

They learned to manufacture feeling on purpose. They would warn you that not owning a product made you someone undesirable — and promise that owning it made you someone enviable. Strong emotion drowns out arithmetic. Usually, the feeling wins.

V

The Promise — Identities You Could Buy

Or buy this, and become someone more.

If fear was one lever, aspiration was the other. The same products now offered a self worth envying — three identities, available for purchase. Scroll →

01

Being
Modern

“Modern ways for modern days” — to own was to belong to the present.

Campbell's Tomato Soup

“The modern way of ‘making' soup.”

“I'm up to date” — modern people no longer made soup; they opened it.

Ladies' Home JournalOct 1921
Federal School of Commercial Designing

“Draw Your Way to Fame and Fortune.”

The “modern” artist “dresses well, lives in a fine home, drives his own car.”

Motion Picture Mag.May 1924
Kuppenheimer Good Clothes

“The Modern Style Idea — to be well dressed without trying.”

Beauty and modernity, tailored into a single suit.

Saturday Evening PostMar 1925
02

Among the
Elite

Status, sold by the bottle and the chassis — products “of the better classes.”

Cadillac

“America's Greatest Motoring Gift to the World.”

For the “substantial, luxury-loving Cadillac clientele” — not, the word implied, for everyone.

The Henry FordOct 1927
Kotex

“8 in every 10 women of the better classes already have adopted it.”

Hygiene reframed as a marker of social distinction.

Motion Picture Mag.Mar 1924
Gouraud's Oriental Cream

“Rendering just this service to Society women, famous for their beauty.”

Not merely beautifying women — beautifying Society women.

Motion Picture Mag.July 1924
03

Being
Masculine

Toughness without the battlefield's cost — manhood, conveniently bottled.

Pall Mall

“Captain X in the Field.”

For the civilian, the cigarette offered “heroic individualism and lonesome manhood” — minus the dirt and fear.

The New York TimesJan 1920
Roche Electric Hygienic Machine

“Be Well and Keep Well.”

“The vigorous man or woman is leader of all — don't be a dead one at 50.”

Physical CultureJan 1922
Gillette Big Fellow

“A Man-size Razor for a Man-size Job.”

A strong man at the factory — masculinity wherever the razor appeared.

Indianapolis NewsMay 1920

In short

You were no longer buying a product.
You were buying a self.

VI

The Proof — It Worked

The psychology was not a theory. It was a balance sheet.

Listerine 0× Revenue leapt from $115,000 in 1922 to over $8 million by 1929 — roughly $152 million today — on a campaign built around the fear of bad breath.
Kotex 0% Held 70% of the sanitary-napkin market in the late 1920s — while charging nearly twice its rivals' price.
Odorono +0% Sales rose 112% in a single year, passing $417,000 in 1920, after psychology entered the pitch.
VII

A National Ethos

Soon, Americans defined themselves by what they owned.

The change ran deeper than any single sale. From three directions at once — the pulpit, the parlor, and the President — consumption was reframed as identity itself.

Religion
“All work is worship; all useful service prayer.”
Bruce Barton, The Man Nobody Knows, 1925 — recasting Jesus as the patron of commerce, so that to consume was, somehow, to worship.
The Parlor
“I'll go without food before I'll see us give up the car.”
A woman of Middletown, 1929. Neighbors were judged by “the kind of car they drive” — and 21 of 26 car-owning families owned no bathtub.
The President
“The chief business of the American people is business.”
Calvin Coolidge, Washington, D.C., 1925 — buying, selling, and prospering elevated into the very definition of good citizenship.
VIII

The Ledger

And the nation's spending tells the rest.

Across the decade, the figures move in one direction. Identity, it turned out, was a powerful thing to sell.

Personal care +0%
$615M (1919) → $1,116M (1929)
Mechanical appliances +0%
$400M (1919) → $768M (1929)
Department-store sales +0%
Index of values, 1919 → 1929

U.S. Census Bureau figures, across the Roaring Twenties.

IX

The Inheritance

Before the Twenties, thrift was a virtue and the ad sold a product's use. Within them, advertising learned to sell a self — and buying became the way Americans said who they were.

The decade ended in the Great Depression. But the machinery of desire it built never stopped running. The psychology is still in the advertisement; the identity is still in the purchase — well into our own century.

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