Business

Smoot-Hawley Tariffs: 1930 Trade War Timeline (1921-1934)

The Smoot-Hawley Tariff Act, signed on 17 June 1930, raised US duties on thousands of goods. Canada and others responded, and US exports to retaliating countri…

Swipe to explore ›
AiTimeline Home
Road to the act

Tariffs rise after the war

The US raised duties in 1921 and again in 1922 as European farm output recovered. Smoot-Hawley escalated a policy already in place.

AiTimeline Home
Farm relief

Hoover promises farm help

Farm prices had been falling. Hoover promised relief, but the bill grew as industries lobbied for their own duties.

AiTimeline Home
Crash

The stock market crashes

No. Share prices collapsed while the bill was still in the Senate. The Depression had begun before the law.

AiTimeline Home
Warnings

Economists petition; Canada acts

More than 1,000 economists urged a veto. Canada put duties on 16 US products the same month.

AiTimeline Home
Signed

Hoover signs the act

It raised duties on thousands of goods. Hoover signed despite the petition.

AiTimeline Home
Retaliation

Exports fall more where partners retaliate

US exports fell 15-22% to countries that protested and 28-33% to those that retaliated.

AiTimeline Home
Trade

World trade falls about 66%

No. Deflation, bank failures and falling demand did most of the damage. Tariffs added to it.

AiTimeline Home
Politics

Hoover and Smoot lose

Smoot lost his Senate seat. Hawley had lost his primary. Hoover lost to Roosevelt.

AiTimeline Home
Reversal

Reciprocal Trade Agreements Act

The US moved to negotiate tariff cuts with partners instead of raising duties alone.

AiTimeline Home

Want the full timeline?

Read the complete story, FAQs and key facts.

AiTimeline Home