The US president says Tehran has "not yet paid a big enough price"

Trump said "is tremendous discord" among Iran's leaders, which has complicated efforts to end the war that the United States began in late February.

The US president says Tehran has "not yet paid a big enough price"

Iran says the ‘ball is in the United States’ court’ as Trump says he is likely to reject new proposal from Tehran

The U.S. and Iran appear no closer to ending a war that has disrupted energy supplies, roiled world markets and raised fears about a global economic downturn.

Before reviewing the proposal on Saturday, US President Donald Trump said he could not imagine it "would be acceptable".