India, July 6 -- North Korean leader Kim Jong Un supervised tests of a nuclear-capable cruise missile and other weapons aboard a new 5,000-ton destroyer, the Kang Kon, repaired after being damaged in a failed launch ceremony last year, state media said Sunday, in the latest military display marking Kim's push to build a nuclear-armed navy.

The official Korean Central News Agency said Friday's event included test-firings of a strategic cruise missile and of the Kang Kon's main gun and automatic cannons, as well as trials of its electronic warfare systems and assessments of its target-detection and information-processing capabilities.

After observing the tests from shore, Kim ordered officials to complete the destroyer's trials and place ...