Iran should use funds unlocked by Washington to buy US agricultural products, according to Vice-President J.D. Vance, who said on Monday it would help feed the country’s population while making American farmers richer.Iran has not indicated whether it would accept the terms.Vance credited US President Donald Trump’s son-in-law Jared Kushner with the idea, which he described as a “very, very good, and very classic Trump deal”.The White House is seeking export markets outside China ahead of the...