John F. Kennedy Jr. assassinated in 1968, his mother took him and his sister out of the United States, saying: "If they're killing Kennedys, then my children are targets ... I want to get out of this country." The same year, she married Greek shipping tycoon Aristotle Onassis, and the family went to live on his private island of Skorpios. Kennedy is said to have considered his stepfather "a joke". In 1971, Kennedy returned to the White House with his mother and sister for the first time since the assassination. President Richard Nixon's daughters gave Kennedy a tour that included his old bedroom, and
Aristotle Onassis DC-3s. The following year saw 244,000 passengers transported. The agreement lasted until December 10, 1974, when a number of factors (namely, a series of strikes, shortage of passengers, fuel price increase, and a law from the new Greek government forbidding Olympic Airways to fire employees) led Onassis to terminate his contract. Following this event, Paul Ionnidis, a high-ranking director from Olympic Airways, said the following of Onassis: "Deep down, [he] did not want to relinquish Olympic Airways. He found it flattering to own an airline. It was something in which he took deep pride. It was his accomplishment. He was