For example, in 1986 the United States had violated treaty obligations owed to South Africa when it had suspended the landing rights of South African Airways in the United States to compel South Africa to abandon apartheid.
例如：1986年美国中止了南非航空公司在美国的着陆权，以此强迫南非废除种族隔离政策，违背了它对南非负有的条约义务。