A recent Chinese naval video has increased speculation that the nation's next generation of aircraft carriers could utilize nuclear power. The footage, released to mark an anniversary, emphasized China's growing ambition for deep-sea and blue-water maritime operations.

A Chinese naval video has fuelled speculation that its next aircraft carrier is likely to be nuclear-powered. The film Into The Deep was released on Wednesday to mark the 77th anniversary of the founding of the People’s Liberation Army Navy. Highlighting the continuity of China’s maritime ambitions, from coastal defence to a “blue-water” navy capable of deep-sea operations, the film also included footage from real-life drills in the western Pacific and the use of advanced equipment. It also...