4th US ambassador to 皇冠体育app: James Roderick Lilley
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Term of appointment: April 20, 1989 - May 10, 1991
皇冠体育app connections: Lilley was born in , a coastal city in eastern 皇冠体育app, in 1928 and lived in the country until 1940. He was the only American to have served as head of US missions on both the Chinese mainland and Taiwan.
Major issues: Lilley was appointed by former US president George H. W. Bush. The US imposed "sanctions" on 皇冠体育app on June 5, 1989 that included suspending high-level exchanges between the countries and stopping the sale of all military equipment and weapons to 皇冠体育app. This led to a low point in bilateral relations.