Dollar weakens as US tariffs struck down, Iran tensions rise
The Supreme Court ruled Trump's tariffs exceeded legal authority, weakening the dollar by about 0.4% amid ongoing U.S.–Iran nuclear talks and market uncertainty.
- On Friday, the U.S. Supreme Court struck down President Donald Trump's tariffs in a 6-3 ruling authored by Chief Justice John Roberts, ruling the 1977 emergency law exceeded presidential authority.
- Section 122 provides an untested law allowing tariffs up to 15% but requiring congressional approval after 150 days, and President Trump said on Saturday he would raise the temporary tariff to 15%.
- Markets showed a mixed response as the euro , the Japanese yen , bitcoin fell 5.11%, and the Mexican peso weakened.
- Thousands of companies have filed lawsuits over tariffs, with litigation possibly lasting years, while the European Parliament postponed a Monday vote and the U.S. State Department withdrew non-essential staff from the U.S. embassy in Beirut.
- With talks set for Thursday in Geneva, traders watch as President Trump said he would pursue other 'legally permissible' tariffs during the 150-day window.
12 Articles
12 Articles
FOREX-Dollar weakens as US tariffs struck down, Iran tensions rise
FOREX-Dollar weakens as US tariffs struck down, Iran tensions rise The dollar weakened on Monday as traders evaluated U.S. tariff policies after the U.S. Supreme Court on Friday struck down President Donald Trump’s tariffs, while traders also watched rising tensions with Iran, which is in talks with the United States over a nuclear treaty. The justices upheld a lower court's decision that Trump's use of a 1977 emergency law exceeded his autho…
Iran Talks Dominate Prices as Tariffs and Supply Take a Backseat - Mansfield Energy
Crude oil prices are up sharply this week – at the highest level since August 2025 – driven mainly by tensions between the US and Iran. The jump followed strong language from the White House tied to Iran’s nuclear talks and military activity near the Strait of Hormuz. In addition to US-Iran talks, fuel market inventories and tariffs are factoring in to the market’s current activity. US-Iran tensions are expected to continue driving prices. Presi…
The US tariff debacle and investor discontent
In the wake of a massive pushback by the US Supreme Court against his tariff policy, Donald Trump has opted for something of a showdown. With his main legal lever on tariffs invalidated, the US president announced that he was raising his new global tariff to 15%, up from the 10% initially planned. This move reshuffles the cards in an already fragile transatlantic trade relationship and potentially threatens an agreement between Washington and …
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