Dollar on defensive as markets hope for best on Middle East
Finance

Dollar on defensive as markets hope for best on Middle East

Published by Global Banking & Finance Review

Posted on May 7, 2026

3 min read

· Last updated: May 7, 2026

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Dollar Weakens on Middle East De-escalation Hopes and Yen Intervention Moves

By Wayne Cole

Market Reactions to Geopolitical Developments and Currency Interventions

Middle East Tensions and Oil Market Impact

SYDNEY, May 7 (Reuters) - The dollar remained on the defensive on Thursday as hopes for a de-escalation in the Iran-U.S. war supported oil-exposed currencies, while Tokyo resumed its verbal intervention in support of the yen keeping speculators cautious.

Iran said on Wednesday it was reviewing a U.S. peace proposal that sources indicated would formally end the war but leave unresolved key U.S. demands that Iran suspend its nuclear program and reopen the Strait of Hormuz.

Oil Prices and Shipping Concerns

Analysts were worried any agreement that did not open the vital waterway to shipping would likely see oil prices rise again, with Brent edging 0.8% higher in early trading.

Expert Commentary

"It remains far from clear that there is any material movement toward reopening the Strait, or if we are instead stuck in a rebranded 'ceasefire with no oil' purgatory," wrote Helima Croft, head of global commodity strategy at RBC Capital Markets.

"A corner of the market will undoubtedly view a one-page memorandum to resume negotiations over the next thirty days as significant progress," she added. "However, an MoU is unlikely to translate into an immediate resumption of shipping traffic and major production restarts."

Currency Movements and Central Bank Actions

Dollar Index and Euro Performance

Hopes for de-escalation had seen oil prices slide overnight, easing inflationary fears and pulling down Treasury yields as markets pared back the risk of U.S. rate hikes.

That left the dollar index back at 97.950 and well short of last week's top of 99.092.

The pullback in oil had boosted the euro, given the continent is far more reliant on imported oil than the United States, and it was 0.1% firmer at $1.1757 having touched a two-week top of $1.1797 overnight.

Yen Intervention and Market Response

The yen had gotten a further lift from speculation the Japanese authorities had intervened on Wednesday to buy the currency, sending the dollar as low as 155.00 at one stage.

The dollar was last trading at 156.15, with dealers on guard after Japan's top currency diplomat Atsushi Mimura said the country was not restricted on intervention.

Upcoming Diplomatic Meetings

U.S. Treasury Secretary Scott Bessent will reportedly meet Japan's Prime Minister Sanae Takaichi next week to discuss curbing speculative yen selling, among other issues.

Recent Yen Support Actions

Sources told Reuters that authorities intervened on Thursday last week, with money market data suggesting they sold about $35 billion to support the yen. Since then, the market has seen three abrupt spikes in the yen through to Wednesday.

(Reporting by Wayne Cole; Editing by Kim Coghill)

Key Takeaways

  • Iran is reviewing a US peace proposal that could formally end the war but still leaves contentious issues like Strait of Hormuz reopening unresolved, fueling cautious optimism in markets (japantimes.co.jp).
  • Oil prices, notably Brent, are rising modestly on lingering uncertainties about shipping through the Strait of Hormuz, supporting oil‑exposed currencies and pressuring the dollar (japantimes.co.jp).
  • The yen is gaining as Japan resumes verbal intervention, and US Treasury Secretary Scott Bessent will visit Japan next week to discuss speculative yen selling and other economic issues (marketscreener.com).

References

Frequently Asked Questions

Why is the dollar currently on the defensive in global markets?
The dollar is under pressure due to hopes for de-escalation in the Iran-U.S. conflict, which has supported currencies exposed to oil and influenced investor risk appetite.
What impact has Japan's intervention had on the yen?
Speculation about Japanese intervention to support the yen caused it to strengthen sharply, prompting caution among currency traders and several abrupt spikes.
How has the euro responded to the changing oil and currency markets?
The euro was boosted as oil prices fell, benefitting from Europe’s higher reliance on imported oil as compared to the U.S., reaching a two-week high.
What are the market concerns regarding the Strait of Hormuz?
Analysts are concerned that an unresolved reopening of the Strait would keep oil prices high, impacting global shipping and energy costs.

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