JD Vance has reportedly sent a letter to a top Iranian official in an attempt to revive peace negotiations , days after Donald Trump threatened Tehran with a new campaign of strikes.

Sources familiar with the matter told the Wall Street Journal that the US vice president wrote to Mohsen Rezaei, the secretary of Iran ’s Supreme National Security Council, in an effort to revive the talks.

One source said that the letter was sent at the request of Trump, which the president denied on Wednesday.

When pressed on the matter ahead of traveling to a rally in Ohio, Mr Trump replied, "No."

“He asked me what I thought. I said, if you want to do that, that's okay.…