The president said US forces would 'finish the job' in Iran and that 'core strategic objectives are nearing completion’

Iran will not be able to make a nuclear weapon "for years", the US president told reporters in the White House.

Markets are reacting to the absence of any "clear mention of ceasefire or diplomatic engagement" in the president's speech, one analyst said.

Donald Trump has given a televised statement on the war in Iran, which has sent oil prices rising. Meanwhile, Iran's army says it's preparing for potential US ground troops. Follow the latest - and watch Mark Stone's analysis of Trump's speech - below.

Oil prices rose after Trump said he'd finish the military operation "very fast", but didn't set a timeline on ending the conflict.

Oil prices spike after Trump vows to keep hitting Iran ‘extremely hard’ in address to nation - The president said US forces would 'finish the job' in Iran and that 'core strategic objectives are neari

Oil rose in volatile trading as Trump in his address to the nation on Iran war said that he expected the conflict to last another two to three weeks.

The US president tells nations who are now unable to get jet fuel "the USA won't be there to help you anymore, just like you weren't there for us".