Limits

The United States on Friday sanctioned companies in Iran, China and the United Arab Emirates for doing business with the Islamic Republic of Iran Shipping Lines and on three Iranian entities over conventional arms proliferation. They are the latest in a series of measures aimed at stepping up pressure on Tehran in the waning days of President Donald Trump’s administration, which ends on Jan. 20. U.S. Secretary of State Mike Pompeo said Washington had sanctioned seven companies, including Chinese-based Jiangyin Mascot Special Steel Co. and UAE-based Accenture Building Materials, and two people for shipping steel to or from Iran. He said Iran’s Marine Industries Organization, Aerospace Industries Organization and the Iran Aviation Industries Organization had also been blacklisted over conven...