1952年,我国安全部门擒获了在我国境内从事间谍活动的两名美国中央情报局职员唐尼和费克图。在他们被关押的二十年间,中美双方展开了激烈的外交角逐,美方采取遏制与封锁的政策,并借助联合国等力量,向中国施压,以 In 1952, two security officers from the U.S. Central Intelligence Agency, Downey and Fecteau, who were engaged in espionage in our country were captured by our security services. During the two decades of their detention, the two sides fiercely engaged in diplomatic competition. The United States adopted a policy of containment and blockade and put pressure on China under the help of the United Nations