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Updated:Apr 23, 2026
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Smoot‑Hawley Tariff Act and International Retaliation (1929–1934)

Smoot‑Hawley Tariff Act and International Retaliation (1929–1934)

  1. Hoover endorses tariff increases during campaign

    Labels: Herbert Hoover, U S

  2. House passes the Hawley tariff bill

    Labels: Willis Hawley, U S

  3. Stock market crash intensifies protectionist momentum

    Labels: Stock Market, U S

  4. Senate passes Smoot-Hawley after narrow vote

    Labels: Reed Smoot, U S

  5. Economists petition Hoover to veto the bill

    Labels: Economists petition, Herbert Hoover

  6. Canada revises tariffs and adopts countervailing duties

    Labels: Canada, Countervailing duties

  7. Congress approves final bill in conference process

    Labels: U S, Conference committee

  8. Smoot-Hawley Tariff Act becomes law

    Labels: Smoot-Hawley Act, Herbert Hoover

  9. Canadian countervailing duties take effect against U.S.

    Labels: Canada, Countervailing duties

  10. Retaliation spreads as countries raise barriers

    Labels: International retaliation, Multiple countries

  11. United Kingdom adopts emergency import duties powers

    Labels: United Kingdom, Emergency duties

  12. United Kingdom imposes broad 10% import duty

    Labels: Import Duties, United Kingdom

  13. Ottawa Conference advances imperial preference strategy

    Labels: Ottawa Conference, Imperial preference

  14. London Economic Conference fails to coordinate recovery

    Labels: London Economic, International delegates