Trump Threatened European Union With New Tariffs
The president-elect demanded the European Union reduce its trade surplus and increase purchases of United States energy.
Updated on Sept. 28, 2026 in International Trade
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President-elect Donald Trump has threatened the European Union with new tariffs unless the bloc moves to reduce its trade deficit with the United States. Trump also demanded that European nations increase their purchase of United States oil and gas.
Why it matters
The threat targets the trade surplus the European Union currently maintains with the United States, linking economic policy directly to energy import mandates. Markets reacted sharply to the proposed protectionist measures ahead of the inauguration.
The pan-European STOXX 600 index fell 0.8%, while the German DAX and French CAC 40 both declined 1% on Friday. Meanwhile, Idorsia shares saw a significant 41% drop.
The players
Donald Trump
Donald Trump is the current President of the United States.
The details
Donald Trump communicated his demands via Truth Social, explicitly tying the threat of tariffs to the requirement that the European Union purchase more United States oil and gas. European refining firms typically source these resources based on market price and operational efficiency rather than political mandates.
Timeline
November: United States crude oil exports to northwest Europe reached a record high.
December 20: Donald Trump announced potential tariffs on the European Union.
January 20: Donald Trump takes office as President of the United States.
Market Dynamics
This move signals a potential return to aggressive protectionist trade policies that could disrupt established transatlantic economic relationships. Such shifts mirror historical cycles where trade barriers were utilized as leverage in broader geopolitical and economic negotiations.
Investors may see increased volatility in European stock holdings and energy-related portfolios following these tariff threats. Changes in trade policy could eventually influence the cost of imported goods or fuel prices for international consumers.
The takeaway
The incoming administration appears prepared to use tariffs as a direct negotiation tool for energy policy. Readers should monitor global energy markets and stock indices as the January 20 inauguration approaches.
Further reading
For more background on how government policies affect trade relations, visit International Trade.
Source note: This article includes information reported by Euractiv DE.
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