US nuclear-powered warship USS Ronald Reagan has joined the South Korean naval fleet off for a once-in-a-decade international fleet review in waters off the southern island of Jeju. 

The warship, which was based in Japan’s Yokosuka, joined some 40 other warships and more than 20 aircraft in waters off the southern island of Jeju on Thursday.

For the international fleet review, the US deployed a total of three warships, including two cruisers, Chancellorsville and Antietam.

The aircraft’s entry, however, was interrupted as hundreds of demonstrators in kayaks paddled out to the sea to protest the naval event, which is to last till Sunday.

Apart from the US and South Korea, Australia, Canada, Brunei and India have also participated in the review.

The event, which is said to be designed to promote trust and cooperation among world navies, is a source of concern for North Korea, which has constantly been calling for the US military to…