Afghanistan, Aug. 4 -- US President Donald Trump said Iran is facing a "last chance" to reach a nuclear agreement with Washington, warning that failure to resolve the dispute through diplomacy could lead to further action against Tehran.

Trump said on Monday, August 3, that discussions with Iran were continuing and that his administration was giving Tehran what he described as a final opportunity to reach a deal. He warned that the United States could take additional measures if negotiations fail.

"I want to give them one last chance before cutting off their heads," Trump said, using strong language to describe the consequences he believes Iran could face if it does not agree to a settlement.

The remarks came shortly after Iran's Foreign...