In April, entry to the United States was denied to the new executives of the Canadian company Sherritt, and their families, under Title IV of the Helms-Burton Act.
22. 4月，美国根据《赫尔姆斯-伯顿法案》第四节的规定，拒绝让加拿大的公司Sherritt的新任经理人员及其家属入境美国。