Kalkine: FTSE 100 Flat While Wall Street Gains After Trump Tariffs Overturned

3 min read | May 30, 2025 01:44 AM AEST | By Team Kalkine Media

Highlights

  • Wall Street indexes advanced following a US court ruling against tariffs imposed during the Trump administration

  • European markets, including the FTSE 100, remained subdued despite legal developments in the US

  • Currency markets showed mixed movement, with the US dollar gaining against major peers

The US stock market experienced upward movement across key indexes as the US Court of International Trade issued a ruling invalidating most tariffs implemented under the previous administration. The Nasdaq Composite Index showed gains as market participants responded to the legal decision affecting trade regulations.

The court determined that the presidential powers used to enforce the tariffs did not align with authority granted under the International Emergency Economic Powers Act (IEEPA). A panel of three judges highlighted that the application of tariffs exceeded lawful boundaries, emphasizing that economic decisions of this scale cannot rest on unilateral executive action.

The court granted a short period for the ruling to be enacted. In response, the executive office released a statement defending the tariff actions as part of addressing national challenges. However, the court emphasized that legality, rather than strategy, formed the basis of the decision.

Muted Response Across European Markets

European equities, including the FTSE 100, remained largely unchanged despite the developments in US trade policy. Market observers noted a cautious approach across continental exchanges, with limited price movement in leading indices. The ruling from the US judiciary did not appear to generate an immediate shift in European sentiment.

Traders maintained focus on domestic and regional issues, contributing to the restrained performance. Broader macroeconomic indicators in Europe may have further influenced the lack of reaction in equity valuations across major bourses.

Mixed Moves in Currency and Asian Equities

Currency markets presented a varied picture. The British pound moved lower against the euro (GBPEUR=X), while the dollar advanced against the pound (GBP=X) and the euro (EUR=X), reflecting broader shifts in global risk appetite and monetary policy expectations.

In Asia, the Hang Seng Index registered gains, reflecting improved sentiment across regional markets. Market movements in Asia diverged from those in Europe, possibly influenced by differing reactions to global trade signals and domestic policy developments.

Market participants also monitored the broader implications of the court decision on global trade frameworks. The invalidation of unilateral tariff measures introduced renewed focus on international legal norms and the limits of executive authority in trade matters.

Judicial Decision Alters Market Focus

The US court ruling marked a rare judicial intervention in trade policy implementation. Legal experts observed that the decision could alter the landscape for future executive decisions related to economic measures.

Market response to the ruling appeared segmented, with US equities gaining momentum while European markets remained more reserved. The differentiation in index performance, including the contrast between the Nasdaq Composite Inde and the FTSE 100, reflected the varied interpretations and implications of the legal development.

The short-term effects of the ruling will continue to unfold as the administration responds and international observers assess the decision’s legal and economic scope. The currency fluctuations and regional equity performances underline the ongoing sensitivity of global markets to regulatory and judicial actions.


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