North Korea said it tested two types of submarine-launched strategic cruise missiles on Wednesday to verify navy mission capabilities. State media reported on Thursday that senior military officers observed the tests off the east coast. The country continues to push ahead with missile developments as a top military priority.

SEOUL, Oct 15 (Reuters) - North Korea said it ​had tested two types of ‌submarine-launched strategic cruise missiles on Wednesday to verify navy mission capabilities and reliability of ​war deterrents, state media reported ​on Thursday.

Senior military officers observed the ⁠tests conducted in the sea ​off the North's east coast, KCNA said. ​It gave no further details of the missiles or the launch other than the test ​had no adverse impact on the ​security of neighboring countries.

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North Korea has pushed ahead ‌with ⁠modern missile submarines and both ballistic and cruise missile developments, test-launching them from various platforms including an ageing ​submarine.

It ​is ⁠not yet believed to have launched a modern missile ​submarine in full operation. This ​is ⁠a top military priority of the country's leader Kim Jong Un, who ⁠has ​overseen the development of ​a range of strategic ballistic and cruise missiles.

Reporting ​by Jack Kim; Editing by David Gregorio