South Korea's president responded to the comments by saying: "A long-established sense of hostility and confrontation cannot be eliminated in an instant".
The British pro-democracy campaigner will remain in prison because he was sentenced to 20 years after being convicted, in another case, of national security offences in Hong Kong.
Roberta Metsola told Sky News the bloc needs to cooperate more to make sure ships carrying illegal goods do not continue to sail through European waters.
Detectives in New South Wales have been searching for Chris Baghsarian, 85, since his alleged kidnap on 13 February from his home in North Ryde, a suburb in the northwest of Sydney.