Trump gives Iran 10-15 days to negotiate or face serious military consequences in high-stakes nuclear diplomacy standoff with Tehran regime officials.

As the United States continues a significant military buildup in the Middle East, Iran has taken steps to signal its readiness for war, including fortifying its nuclear sites and rebuilding missile production facilities.

President Trump has warned Iran that an attack would be "far worse" than the U.S. airstrikes that targeted its nuclear facilities last June.

By Patricia Zengerle WASHINGTON, Feb 20 (Reuters) - The U.S. Congress could vote as soon as next week on whether to block President Donald Trump's ability to strike Iran without lawmakers' approval, as the U.

US President Donald Trump said he was considering a limited strike on Iran after ordering a major naval buildup in the Middle East aimed at heaping pressure on Tehran to cut a deal to curb its

"I guess I can say I am considering that," President Trump told reporters when asked about the possibility of a limited strike on Iran.

The oil market's biggest fear is that a conflict between the U.S. and Iran could lead to a prolonged disruption of oil flows through the Strait of Hormuz.

British Prime Minister Keir Starmer has reportedly blocked a request from US President Donald Trump to allow US forces to use UK air bases during any preemptive attack on Iran, owing to concerns it would be in breach of international law,