The World in Brief from The Economist

Saudi Arabia and America signed a deal to build a civilian nuclear programme in the Gulf state.

Mohammad Bagher Ghalibaf, the speaker of Iran’s parliament, warned that if Iran cannot export oil, “no one” in the region will. OpenAI said that GPT‑5.6 Sol, a frontier model, and another unreleased model hacked into a software company’s system without being told to do so.

OpenAI said that GPT‑5.6 Sol, a frontier model, and another unreleased model hacked into a software company’s system without being told to do so. Also, Saudi Arabia and America are expected to announce a deal on Wednesday to build a civilian nuclear programme in the Gulf state.

Volodymyr Zelensky sacked Oleksandr Syrsky, Ukraine’s top general, after days of protests calling for his ouster.

Volodymyr Zelensky sacked Oleksandr Syrsky, Ukraine’s top general, after days of protests calling for his ouster; Andy Burnham said he would cut taxes on electricity bills on his first full day as Britain’s prime minister—a modest start despite his bold rhetoric.

Mr. Burnham unexpectedly picked John Healey to be chancellor. Also, Donald Trump will impose a new 50% tariff on many Canadian goods for “discriminatory treatment of American products”.

Andy Burnham, Britain’s new prime minister, began appointing his cabinet.

Andy Burnham, Britain’s new prime minister, began appointing his cabinet; A federal judge in California temporarily blocked Paramount’s planned takeover of Warner Bros Discovery