World shares have mostly retreated and oil prices jumped after U.S. President Donald Trump warned Tehran that the “clock is ticking” as U.S.-Iran negotiations over a permanent end to the war stall

Donald Trump's revelation of a planned military strike on Iran has led to a credibility crisis, as Gulf allies publicly dispute his claims of diplomatic success.

The US military has denied that any of its Navy ships have been hit in the Strait of Hormuz after Iranian state media reported that a US frigate was targeted by two missiles.

US lawmakers pressed Pentagon chiefs for details on the mounting costs of America’s deadlocked war with Iran, amid signs the conflict is pushing up consumer prices at home too. President Donald Trump said the Islamic Republic will be “decimated” if a deal can’t be reached.

US President Trump cancels a planned strike on Iran after Gulf allies' appeal, while Iran plans a Bitcoin-backed maritime insurance service to bypass Western financial systems.

Iran claims to have forced a U.S. warship to turn back from the Strait of Hormuz, but U.S. Central Command denies missile strike reports.