The World in Brief from The Economist

Iran vowed to retaliate against America’s expanded sanctions regime, having earlier warned that “not a single drop of oil” would leave the Gulf if the pressure continued. Also, officials from Pakistan said “significant progress” was made to end the war in Iran, as they concluded a visit to Tehran.

Scott Bessent, America’s treasury secretary, threatened to expand secondary sanctions against Iran’s trading partners, targeting sectors such as digital assets, technology, gold, aviation and shipping.

Scott Bessent, America’s treasury secretary, threatened to expand secondary sanctions against Iran’s trading partners, targeting sectors such as digital assets, technology, gold, aviation and shipping; Mr Trump said America will raise tariffs on Canadian cars, automotive parts and steel to 50%, beginning on January 1st, further escalating a dispute after trade negotiations collapsed last week

Pakistan’s army chief, Asim Munir, will visit Tehran on Monday as his country continues to try to mediate an end to the war in Iran.

Pakistan’s army chief, Asim Munir, will visit Tehran on Monday as his country continues to try to mediate an end to the war in Iran; Mark Carney, Canada’s prime minister, said his country would retaliate “dollar for dollar” against America’s new 50% tariffs, with its own levies taking effect on September 8th.

Mark Carney, Canada’s prime minister, said his country would retaliate “dollar for dollar” against America’s new 50% tariffs, with its own levies taking effect on September 8th; Vladimir Putin threatened to hit Ukraine’s “most sensitive economic sectors” after it attacked a warehouse run by Ozon, Russia’s second-largest online marketplace, and reportedly targeted a nearby oil refinery

Iran accused America of violating other countries’ sovereignty with new sanctions due to be announced on Monday

Iran accused America of violating other countries’ sovereignty with new sanctions due to be announced on Monday