Reuters Daily Briefing

"Iran vows to retaliate after US widens sanctions."

Views expressed in this geopolitical news and analysis are those of the reporters and correspondents.  Accessed on 25 August 2026, 1324 UTC.

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Go beyond the headlines with Reuters on the stories shaping the day. Subscribe for $1/week. Daily Briefing By Kate Turton Hello. Iran vows to retaliate after the US widens sanctions, Darline Graham vies for Senate seat with Trump's clout on the line, and why the bond market may be resetting expectations about the US. Plus, India wanted red flags on chip packets and soda, but Big Food fought back. Today's Top News   Scott Bessent speaks during a press conference to outline further sanctions against Iran, at the Treasury Department in Washington, D.C. REUTERS/Evelyn Hockstein War in Iran Iran promised to retaliate against expanded US sanctions that the Americans said would cut Iran's economic lifeline, with Tehran expressing confidence that major trading partners would resist Washington's pressure campaign. Almost half the world's oil comes from countries affected by conflict ‌in 2026, Reuters calculations show, underscoring that current disruptions have eclipsed previous energy crises. Our graphics team takes a closer look. In other news US public approval of the war with Iran fell to its lowest level since the conflict's early days, helping to hold President Donald Trump's popularity at a record low, according to a Reuters/Ipsos poll. Voters in South Carolina will decide whether they want to establish a Graham family dynasty as they go to the polls in a Republican primary pitting Darline Graham against US Representative Ralph Norman. A group of US senators said Health Secretary Robert F. Kennedy Jr.'s recent explanation for how he disposed of a financial stake in litigation involving Merck's Gardasil vaccine conflicts with earlier answers he gave in written testimony and federal ethics filings, a letter reviewed by Reuters shows. New installations have been sighted on an islet near Antelope Reef in the Paracels archipelago of the ‌disputed South China Sea where analysts believe China is building its largest military base, according to satellite imagery reviewed by Reuters. A tornado swept through a village in the Aude region of southwestern France, destroying homes and injuring 39 people, authorities said, ‌describing it as a rare and traumatic event. Business & Markets   Unilever is betting that shedding food assets and focusing on beauty, personal care and home products will close a valuation gap with more focused rivals. The challenge is convincing investors that a simpler company can deliver higher returns. Electric vehicle sales are soaring across Europe. It's down to rising gas prices, an increase in affordable models and government subsidies. But in the US, it's a different story. Auto File newsletter author and Correspondent Nick Carey explains the trend on the Reuters World News podcast.  Online fast-fashion retailer Shein's Hong Kong IPO ‌book to raise up to $1.8 billion has been fully covered by investor demand, two sources said, bringing it closer to its long-awaited market debut amid growing business and regulatory challenges. A roughly 45% slump in the shares of Unitree, China's best-known humanoid robot maker, since a more than fivefold jump on its Shanghai debut has triggered concerns about bubble risk, retail investor losses and flaws in the IPO system. Nobel laureate Daron Acemoglu has long studied prosperity's origins. Now he says the institutions, laws and freedoms that made the West rich are under threat. On The Big View podcast, he tells Peter Thal Larsen why any solution starts with the working class. India wanted red flags on chip packets and soda. Big Food fought back.   A child walks past a display of soft drink bottles inside a supermarket in Mumbai. Picture taken with a mobile phone. REUTERS/Francis Mascarenhas A can of Fanta sold in London has 63 calories. Buy the same brand in India, and it contains three times as much sugar. It also includes artificial dye, whose presence in food products in Europe requires a prominent health warning. In India, the colorant’s presence is noted merely in small print on the back of the can. That suits some of the world’s biggest companies, which have long resisted Indian efforts to mandate nutritional warnings on the front of packaged products. Read more And Finally... Accelerated Understanding Inc's co-founders Anima Anandkumar and Benedikt Jenik pose for a picture, in Pasadena, California. Accelerated Understanding/Handout via REUTERS  A research duo, once pitched to lead the Jeff Bezos-backed Project Prometheus, unveiled what they've built on their own: an AI model that can take in and produce information so vast that a lone computer might not handle it. Their company, Accelerated Understanding Inc, says it has developed a different type of AI model that ‌in tests handled 5 trillion pieces of data in a single prompt. That is some 5 million times the size of what Anthropic and Google's flagship models can typically consume. The difference is that this new system is not built for understanding language. It is built for physics, said co-founders Anima Anandkumar and Benedikt Jenik. Read more   Sponsors are not involved in the creation of newsletters or other Reuters news content. Advertise in this newsletter or on Reuters' website   Reuters Daily Briefing is sent 5 days a week. Think your friend or colleague should know about us? Forward this newsletter to them. 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