Foreign policy

FILE - In this Sunday, Aug. 11, 2019, file photo, visitors watch the North side from the Imjingak Pavilion in Paju, South Korea. U.N. experts say they are investigating at least 35 instances in 17 countries of North Koreans using cyberattacks to illegally raise money for its nuclear program, and they are calling for sanctions against ships providing gasoline and diesel to the country. (AP Photo/Lee Jin-man, File)

FILE - In this Sunday, July 21, 2019, file photo, the National Emblem of the People's Republic of China is covered in black paint thrown by protesters outside the Chinese Liaison Office in Hong Kong. China’s central government has dismissed Hong Kong pro-democracy protesters as clowns and criminals while bemoaning growing violence surrounding the monthslong demonstrations.(AP Photo/Bobby Yip, File)

Secretary of State Mike Pompeo speaks during a press availability with Britain's Foreign Secretary Dominic Raab at the State Department in Washington, Wednesday, Aug. 7, 2019. (AP Photo/Susan Walsh)

FILE - In this Nov. 9, 2013, file photo, Iranian Foreign Minister Mohammad Javad Zari, center, leaves following a meeting with EU foreign ministers at the Iran Nuclear talks in Geneva, Switzerland. The U.S. government is placing financial sanctions on Iran’s foreign minister Mohammad Javad Zarif, as part of its escalating pressure campaign against that country. The highly unusual action, sanctioning the top diplomat of another nation, comes a month after President Donald Trump signed an executive order placing sanctions on Iran’s Supreme Leader Ayatollah Ali Khamenei. (Jason Reed/Poo Photo via APl, File)

In this photo released by the office of the Iranian Presidency, President Hassan Rouhani speaks in a cabinet meeting in Tehran, Iran, Wednesday, July 24, 2019. President Hassan Rouhani suggested on Wednesday that Iran might release a U.K.-flagged ship if Britain takes similar steps to release an Iranian oil tanker seized by the British Royal Navy off Gibraltar earlier this month. (Iranian Presidency Office via AP)

FILE - In this Nov. 9, 2013, file photo, Iranian Foreign Minister Mohammad Javad Zari, center, leaves following a meeting with EU foreign ministers at the Iran Nuclear talks in Geneva, Switzerland. The U.S. government is placing financial sanctions on Iran’s foreign minister Mohammad Javad Zarif, as part of its escalating pressure campaign against that country. The highly unusual action, sanctioning the top diplomat of another nation, comes a month after President Donald Trump signed an executive order placing sanctions on Iran’s Supreme Leader Ayatollah Ali Khamenei. (Jason Reed/Poo Photo via APl, File)

This Thursday, July 25, 2019, photo provided on Friday, July 26, 2019, by the North Korean government shows a test of a missile launch in North Korea. A day after two North Korean missile launches rattled Asia, the nation announced Friday that its leader Kim Jong Un supervised a test of a new-type tactical guided weapon that was meant to be a "solemn warning" about South Korean weapons introduction and its rival's plans to hold military exercises with the United States. Independent journalists were not given access to cover the event depicted in this image distributed by the North Korean government. The content of this image is as provided and cannot be independently verified. Korean language watermark on image as provided by source reads: "KCNA" which is the abbreviation for Korean Central News Agency. (Korean Central News Agency/Korea News Service via AP)

In this photo released by the office of the Iranian Presidency, President Hassan Rouhani speaks in a cabinet meeting in Tehran, Iran, Wednesday, July 24, 2019. President Hassan Rouhani suggested on Wednesday that Iran might release a U.K.-flagged ship if Britain takes similar steps to release an Iranian oil tanker seized by the British Royal Navy off Gibraltar earlier this month. (Iranian Presidency Office via AP)